Apply the OLP in these units https://manoa.hawaii.edu/exploringourfluidearth/ en Structure and Function https://manoa.hawaii.edu/exploringourfluidearth/biological/mammals/structure-and-function <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--title--topic-page.html.twig x field--node--title.html.twig * field--node--topic-page.html.twig * field--title.html.twig * field--string.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--node--title.html.twig' --> <span class="field field--name-title field--type-string field--label-hidden">Structure and Function</span> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--node--title.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--field-display-title--topic-page.html.twig * field--node--field-display-title.html.twig * field--node--topic-page.html.twig * field--field-display-title.html.twig * field--string.html.twig x field.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --> <div class="field field--name-field-display-title field--type-string field--label-visually_hidden"> <div class="field__label visually-hidden">Title</div> <div class="field__item"><h2 class="page-title">Structure and Function</h2> </div> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--uid--topic-page.html.twig x field--node--uid.html.twig * field--node--topic-page.html.twig * field--uid.html.twig * field--entity-reference.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--node--uid.html.twig' --> <span class="field field--name-uid field--type-entity-reference field--label-hidden"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'username' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/user/username.html.twig' --> <a title="View user profile." href="/exploringourfluidearth/users/fyang" class="username">fyang</a> <!-- END OUTPUT from 'core/themes/classy/templates/user/username.html.twig' --> </span> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--node--uid.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--created--topic-page.html.twig x field--node--created.html.twig * field--node--topic-page.html.twig * field--created.html.twig * field--created.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--node--created.html.twig' --> <span class="field field--name-created field--type-created field--label-hidden">Thu, 09/21/2017 - 11:23</span> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--node--created.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--field-standards-ngss-pe--topic-page.html.twig * field--node--field-standards-ngss-pe.html.twig * field--node--topic-page.html.twig * field--field-standards-ngss-pe.html.twig * field--entity-reference.html.twig x field.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --> <div class="field field--name-field-standards-ngss-pe field--type-entity-reference field--label-above"> <div class="field__label">NGSS Performance Expectations</div> <div class="field__items"> <div class="field__item"><a href="/exploringourfluidearth/curriculum-alignment/ngss/pe/ms-ls1-3-use-argument-supported-evidence-how-body-system-interacting-subsystems-composed-groups" hreflang="en">MS-LS1-3 Use argument supported by evidence for how the body is a system of interacting subsystems composed of groups of cells.</a></div> <div class="field__item"><a href="/exploringourfluidearth/curriculum-alignment/ngss/pe/ms-ls1-8-gather-and-synthesize-information-sensory-receptors-respond-stimuli-sending-messages-brain" hreflang="en">MS-LS1-8 Gather and synthesize information that sensory receptors respond to stimuli by sending messages to the brain for immediate behavior or storage as memories.</a></div> <div class="field__item"><a href="/exploringourfluidearth/curriculum-alignment/ngss/pe/ms-ls4-2-apply-scientific-ideas-construct-explanation-anatomical-similarities-and-differences-among" hreflang="en">MS-LS4-2 Apply scientific ideas to construct an explanation for the anatomical similarities and differences among modern organisms and between modern and fossil organisms to infer evolutionary relationships.</a></div> <div class="field__item"><a href="/exploringourfluidearth/curriculum-alignment/ngss/pe/hs-ls1-2-develop-and-use-model-illustrate-hierarchical-organization-interacting-systems-provide" hreflang="en">HS-LS1-2 Develop and use a model to illustrate the hierarchical organization of interacting systems that provide specific functions within multicellular organisms.</a></div> </div> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--field-standards-ngss-pe-linking--topic-page.html.twig * field--node--field-standards-ngss-pe-linking.html.twig * field--node--topic-page.html.twig * field--field-standards-ngss-pe-linking.html.twig * field--string.html.twig x field.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --> <div class="field field--name-field-standards-ngss-pe-linking field--type-string field--label-visually_hidden"> <div class="field__label visually-hidden">NGSS PE Linking Sentence</div> <div class="field__item">The content and activities in this topic will work towards building an understanding of the structure and function of mammals within the world ocean.</div> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--body--topic-page.html.twig * field--node--body.html.twig * field--node--topic-page.html.twig * field--body.html.twig x field--text-with-summary.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-with-summary.html.twig' --> <div class="clearfix text-formatted field field--name-body field--type-text-with-summary field--label-visually_hidden"> <div class="field__label visually-hidden">Body</div> <div class="field__item"><p>Mammals vary greatly in terms of body size and shape. The largest mammal species—and the largest individual organism ever to have lived on Earth—is the blue whale (<em>Balaenoptera musculus</em>; Fig. 6.10). It can grow to 30 meters long and 170 metric tons in weight. Among the smallest mammals are shrews and some bat species, weighing less than five grams and growing to less than five centimeters long.</p> <p> </p> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--half-w-caption.html.twig * media--image.html.twig * media--half-w-caption.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-half-w-caption"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-hidden field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/Fig6.10A-BlueWhale.jpeg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/half_page_width/public/Fig6.10A-BlueWhale.jpeg?itok=QaNNtdvE" width="290" height="168" alt="&lt;p&gt;&lt;strong&gt;Fig. 6.10.&lt;/strong&gt; (&lt;strong&gt;A&lt;/strong&gt;) Blue whale (&lt;em&gt;Balaenoptera musculus&lt;/em&gt;)&lt;/p&gt;&#10;" title="&lt;p&gt;Image courtesy of National Oceanic and Atmospheric Administration (&lt;a data-cke-saved-href=&quot;https://commons.wikimedia.org/wiki/File:Anim1754_-_Flickr_-_NOAA_Photo_Library.jpg&quot; href=&quot;https://commons.wikimedia.org/wiki/File:Anim1754_-_Flickr_-_NOAA_Photo_Library.jpg&quot; target=&quot;_blank&quot;&gt;NOAA&lt;/a&gt;)&lt;/p&gt;&#10;" class="image-style-half-page-width" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-hidden field__item"><p><strong>Fig. 6.10.</strong> (<strong>A</strong>) Blue whale (<em>Balaenoptera musculus</em>)</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-hidden field__item"><p>Image courtesy of National Oceanic and Atmospheric Administration (<a href="https://commons.wikimedia.org/wiki/File:Anim1754_-_Flickr_-_NOAA_Photo_Library.jpg" target="_blank">NOAA</a>)</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--half-w-caption.html.twig * media--image.html.twig * media--half-w-caption.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-half-w-caption"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-hidden field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/Fig6.10B-BlueWhaleSkeleton_web.jpeg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/half_page_width/public/Fig6.10B-BlueWhaleSkeleton_web.jpeg?itok=4mtClo-W" width="290" height="148" alt="&lt;p&gt;&lt;strong&gt;Fig. 6.10.&lt;/strong&gt;&amp;nbsp;(&lt;strong&gt;B&lt;/strong&gt;) Blue whale (&lt;em&gt;Balaenoptera musculus&lt;/em&gt;) skeleton on display at the Long Marine Laboratory, University of California, Santa Cruz&lt;/p&gt;&#10;" title="&lt;p&gt;Image courtesy of Bronwen Lea, &lt;a data-cke-saved-href=&quot;https://en.wikipedia.org/wiki/File:BlueWhaleSkeleton.jpg&quot; href=&quot;https://en.wikipedia.org/wiki/File:BlueWhaleSkeleton.jpg&quot; target=&quot;_blank&quot;&gt;Wikimedia Commons&lt;/a&gt;&lt;/p&gt;&#10;" class="image-style-half-page-width" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-hidden field__item"><p><strong>Fig. 6.10.</strong> (<strong>B</strong>) Blue whale (<em>Balaenoptera musculus</em>) skeleton on display at the Long Marine Laboratory, University of California, Santa Cruz</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-hidden field__item"><p>Image courtesy of Bronwen Lea, <a href="https://en.wikipedia.org/wiki/File:BlueWhaleSkeleton.jpg" target="_blank">Wikimedia Commons</a></p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --><hr /><p> </p> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--half-w-caption.html.twig * media--image.html.twig * media--half-w-caption.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-half-w-caption"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-hidden field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/Fig6.7C-SpermWhaleTooth%20copy.jpg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/half_page_width/public/Fig6.7C-SpermWhaleTooth%20copy.jpg?itok=0KDMnwr-" width="290" height="215" alt="&lt;p&gt;&lt;strong&gt;Fig. 6.7.&lt;/strong&gt;&amp;nbsp;(&lt;strong&gt;C&lt;/strong&gt;) Sperm whale tooth&lt;/p&gt;&#10;" title="&lt;p&gt;Image courtesy of Ryan Biracree, &lt;a data-cke-saved-href=&quot;https://flic.kr/p/e6WMDy&quot; href=&quot;https://flic.kr/p/e6WMDy&quot; target=&quot;_blank&quot;&gt;Flickr&lt;/a&gt;&lt;/p&gt;&#10;" class="image-style-half-page-width" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-hidden field__item"><p><strong>Fig. 6.7.</strong> (<strong>C</strong>) Sperm whale tooth</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-hidden field__item"><p>Image courtesy of Ryan Biracree, <a href="https://flic.kr/p/e6WMDy" target="_blank">Flickr</a></p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --><p>All mammals possess hard bony skeletons composed of calcium phosphate (Ca<sub>10</sub>(PO<sub>4</sub>)<sub>6</sub>(OH)<sub>2</sub>; Figs. 6.7 C and 6.10). They all possess thick protective skin without scales. All mammals have hair, although the amount of hair varies greatly among the various mammal groups. Cetaceans and sirenians appear almost hairless while the marine carnivorans—pinnipeds, polar bear, sea otter, and marine otter—are covered with thick fur.</p> <p> </p> <p>Along with the amphibians, reptiles, and birds, all mammals are considered tetrapods (<em>tetra</em>- + -<em>pod</em> meaning “four-legged”), even if they do not possess four limbs. As discussed previously, several marine mammal groups adapted to ocean habitats from terrestrial ancestors. Cetaceans and sirenians share recent evolutionary ancestry with hippopotamuses and elephants, respectively. Both cetaceans and sirenians bear remnants of their evolutionary history in their anatomy.</p> <p> </p> <p> </p> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--third-266w.html.twig * media--image.html.twig * media--third-266w.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-third-266w"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-visually_hidden"> <div class="field__label visually-hidden">Image</div> <div class="field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/Fig6.11A-Sperm_whale_skeleton.jpeg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/third_266w_/public/Fig6.11A-Sperm_whale_skeleton.jpeg?itok=SWZkq_7V" width="180" height="99" alt="&lt;p&gt;&lt;strong&gt;Fig. 6.11.&lt;/strong&gt; (&lt;strong&gt;A&lt;/strong&gt;) Sperm whale skeleton&lt;/p&gt;" title="&lt;p&gt;Image courtesy of National Oceanic and Atmospheric Administration (NOAA) &amp;amp; Richard Lydekker, retrieved from &lt;a data-cke-saved-href=&quot;https://commons.wikimedia.org/wiki/File:Sperm_whale_drawing_with_skeleton.jpg&quot; href=&quot;https://commons.wikimedia.org/wiki/File:Sperm_whale_drawing_with_skeleton.jpg&quot; target=&quot;_blank&quot;&gt;Wikimedia Commons&lt;/a&gt;&lt;/p&gt;&#10;" class="image-style-third-266w-" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-visually_hidden"> <div class="field__label visually-hidden">Image caption</div> <div class="field__item"><p><strong>Fig. 6.11.</strong> (<strong>A</strong>) Sperm whale skeleton</p> </div> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-visually_hidden"> <div class="field__label visually-hidden">Image copyright and source</div> <div class="field__item"><p>Image courtesy of National Oceanic and Atmospheric Administration (NOAA) &amp; Richard Lydekker, retrieved from <a href="https://commons.wikimedia.org/wiki/File:Sperm_whale_drawing_with_skeleton.jpg" target="_blank">Wikimedia Commons</a></p> </div> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--third-266w.html.twig * media--image.html.twig * media--third-266w.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-third-266w"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-visually_hidden"> <div class="field__label visually-hidden">Image</div> <div class="field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/Fig6.11B-Manatee_skeleton.jpeg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/third_266w_/public/Fig6.11B-Manatee_skeleton.jpeg?itok=dNb7ikA0" width="180" height="99" alt="&lt;p&gt;&lt;strong&gt;Fig. 6.11.&lt;/strong&gt;&amp;nbsp;(&lt;strong&gt;B&lt;/strong&gt;) Adult and juvenile manatee skeletons&lt;/p&gt;" title="&lt;p&gt;Image courtesy of Sklmsta, &lt;a data-cke-saved-href=&quot;https://commons.wikimedia.org/wiki/File:Manatee_skeleton_with_calf.jpg&quot; href=&quot;https://commons.wikimedia.org/wiki/File:Manatee_skeleton_with_calf.jpg&quot; target=&quot;_blank&quot;&gt;Wikimedia Commons&lt;/a&gt;&lt;/p&gt;&#10;" class="image-style-third-266w-" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-visually_hidden"> <div class="field__label visually-hidden">Image caption</div> <div class="field__item"><p><strong>Fig. 6.11.</strong> (<strong>B</strong>) Adult and juvenile manatee skeletons</p> </div> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-visually_hidden"> <div class="field__label visually-hidden">Image copyright and source</div> <div class="field__item"><p>Image courtesy of Sklmsta, <a href="https://commons.wikimedia.org/wiki/File:Manatee_skeleton_with_calf.jpg" target="_blank">Wikimedia Commons</a></p> </div> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--third-266w.html.twig * media--image.html.twig * media--third-266w.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-third-266w"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-visually_hidden"> <div class="field__label visually-hidden">Image</div> <div class="field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/Fig6.11C-Toenails.jpeg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/third_266w_/public/Fig6.11C-Toenails.jpeg?itok=zsBgBtLi" width="180" height="99" alt="&lt;p&gt;&lt;strong&gt;Fig. 6.11.&lt;/strong&gt;&amp;nbsp;(&lt;strong&gt;C&lt;/strong&gt;) Manatee fore limb toenails&lt;/p&gt;" title="&lt;p&gt;Image courtesy of Fritz Geller-Grimm, &lt;a data-cke-saved-href=&quot;https://commons.wikimedia.org/wiki/File:Trichechus_manatus_fg01.JPG&quot; href=&quot;https://commons.wikimedia.org/wiki/File:Trichechus_manatus_fg01.JPG&quot; target=&quot;_blank&quot;&gt;Wikimedia Commons&lt;/a&gt;&lt;/p&gt;&#10;" class="image-style-third-266w-" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-visually_hidden"> <div class="field__label visually-hidden">Image caption</div> <div class="field__item"><p><strong>Fig. 6.11.</strong> (<strong>C</strong>) Manatee fore limb toenails</p> </div> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-visually_hidden"> <div class="field__label visually-hidden">Image copyright and source</div> <div class="field__item"><p>Image courtesy of Fritz Geller-Grimm, <a href="https://commons.wikimedia.org/wiki/File:Trichechus_manatus_fg01.JPG" target="_blank">Wikimedia Commons</a></p> </div> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --><hr /><p> </p> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--half-w-caption.html.twig * media--image.html.twig * media--half-w-caption.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-half-w-caption"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-hidden field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/Fig6.4-Ancestors%20Tale%20Mammals%20Phylogenetic%20Tree.png" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/half_page_width/public/Fig6.4-Ancestors%20Tale%20Mammals%20Phylogenetic%20Tree.png?itok=4C1a8lFH" width="290" height="211" alt="&lt;p&gt;&lt;strong&gt;Fig. 6.4.&lt;/strong&gt; Generalized phylogenetic tree diagram of extant mammals. Groups containing marine mammal species are indicated by asterisks. Monotremes are shaded red. Marsupials are shaded blue. Placentals are shaded yellow.&lt;/p&gt;&#10;" title="&lt;p&gt;Image by David Lin, adapted from Fred Hsu, &lt;a data-cke-saved-href=&quot;https://commons.wikimedia.org/wiki/File:The_Ancestors_Tale_Mammals_cladogram.png&quot; href=&quot;https://commons.wikimedia.org/wiki/File:The_Ancestors_Tale_Mammals_cladogram.png&quot; target=&quot;_blank&quot;&gt;Wikimedia Commons&lt;/a&gt;&lt;/p&gt;&#10;" class="image-style-half-page-width" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-hidden field__item"><p><strong>Fig. 6.4.</strong> Generalized phylogenetic tree diagram of extant mammals. Groups containing marine mammal species are indicated by asterisks. Monotremes are shaded red. Marsupials are shaded blue. Placentals are shaded yellow.</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-hidden field__item"><p>Image by David Lin, adapted from Fred Hsu, <a href="https://commons.wikimedia.org/wiki/File:The_Ancestors_Tale_Mammals_cladogram.png" target="_blank">Wikimedia Commons</a></p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --><p>Figure 6.11 shows the vestigial structures in cetaceans and sirenians. Both cetaceans and sirenians lack hind limbs. However, all species from both groups possess pelvic bones (Figs. 6.11 A and 6.11 B). In closely-related mammals such as hippos and elephants, these same pelvic bones attach to massive hind limb bones that support standing and walking on land. The remaining non-utilized pelvic bones in whales and manatees are examples of vestigial structures. <strong>Vestigial structures</strong> are organs or anatomical structures that have been retained during evolution even though they have lost some of their ancestral functions. Another common example of vestigial structures in mammals is found in the tailbone (coccyx) of humans and other ape species. The presence of such vestigial structures among different groups of organisms suggests their common evolutionary ancestry. The toenails on manatee fore limbs (Fig. 6.11 C)—along with molecular phylogenetic evidence—illustrates their shared evolutionary heritage with elephants (Fig. 6.4). Both molecular and fossil evidence has verified that whales, hippos, manatees, elephants, monkeys, and humans all share some common ancient mammalian ancestor (Fig. 6.4).</p> <p> </p> <p>One major defining characteristic for mammals is <strong>lactation</strong>, or the ability to produce milk. All mammal species are capable of producing milk to nourish their young and increase their chances of survival (Fig. 6.12 A). The female of the species produces milk from mammary glands. Cetaceans and sirenians are capable of nursing their young underwater.</p> <p> </p> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--half-w-caption.html.twig * media--image.html.twig * media--half-w-caption.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-half-w-caption"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-hidden field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/Fig6.12A-SeaLion.jpeg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/half_page_width/public/Fig6.12A-SeaLion.jpeg?itok=9fkPBORr" width="290" height="217" alt="&lt;p&gt;&lt;strong&gt;Fig. 6.12.&lt;/strong&gt; (&lt;strong&gt;A&lt;/strong&gt;) Galápagos sea lion (&lt;em&gt;Zalophus wollebaeki&lt;/em&gt;) mother feeding her pup through lactation, Galápagos Islands&lt;/p&gt;&#10;" title="&lt;p&gt;Image courtesy of National Oceanic and Atmospheric Administration (&lt;a data-cke-saved-href=&quot;https://commons.wikimedia.org/wiki/File:Anim0172_-_Flickr_-_NOAA_Photo_Library.jpg&quot; href=&quot;https://commons.wikimedia.org/wiki/File:Anim0172_-_Flickr_-_NOAA_Photo_Library.jpg&quot; target=&quot;_blank&quot;&gt;NOAA&lt;/a&gt;)&lt;/p&gt;&#10;" class="image-style-half-page-width" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-hidden field__item"><p><strong>Fig. 6.12.</strong> (<strong>A</strong>) Galápagos sea lion (<em>Zalophus wollebaeki</em>) mother feeding her pup through lactation, Galápagos Islands</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-hidden field__item"><p>Image courtesy of National Oceanic and Atmospheric Administration (<a href="https://commons.wikimedia.org/wiki/File:Anim0172_-_Flickr_-_NOAA_Photo_Library.jpg" target="_blank">NOAA</a>)</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--half-w-caption.html.twig * media--image.html.twig * media--half-w-caption.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-half-w-caption"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-hidden field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/Fig6.12B-Sea_otter_fur.jpeg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/half_page_width/public/Fig6.12B-Sea_otter_fur.jpeg?itok=uX46t6XE" width="290" height="217" alt="&lt;p&gt;&lt;strong&gt;Fig. 6.12.&lt;/strong&gt;&amp;nbsp;(&lt;strong&gt;B&lt;/strong&gt;) Dense hair or fur covering a sea otter&lt;/p&gt;&#10;" title="&lt;p&gt;Image courtesy of Daniel H. Friese, &lt;a data-cke-saved-href=&quot;https://commons.wikimedia.org/wiki/File:Sea_otter_fur.JPG&quot; href=&quot;https://commons.wikimedia.org/wiki/File:Sea_otter_fur.JPG&quot; target=&quot;_blank&quot;&gt;Wikimedia Commons&lt;/a&gt;&lt;/p&gt;&#10;" class="image-style-half-page-width" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-hidden field__item"><p><strong>Fig. 6.12.</strong> (<strong>B</strong>) Dense hair or fur covering a sea otter</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-hidden field__item"><p>Image courtesy of Daniel H. Friese, <a href="https://commons.wikimedia.org/wiki/File:Sea_otter_fur.JPG" target="_blank">Wikimedia Commons</a></p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --><hr /><p> </p> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--half-w-caption.html.twig * media--image.html.twig * media--half-w-caption.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-half-w-caption"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-hidden field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/Fig6.12C-PolarBearFur.jpeg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/half_page_width/public/Fig6.12C-PolarBearFur.jpeg?itok=KNohq4gQ" width="290" height="299" alt="&lt;p&gt;&lt;strong&gt;Fig. 6.12.&lt;/strong&gt;&amp;nbsp;(&lt;strong&gt;C&lt;/strong&gt;) Fur covering a polar bear&lt;/p&gt;&#10;" title="&lt;p&gt;Image courtesy of 4028mdk09, &lt;a data-cke-saved-href=&quot;https://commons.wikimedia.org/wiki/File:Fell_eines_Eisb%C3%A4ren.JPG&quot; href=&quot;https://commons.wikimedia.org/wiki/File:Fell_eines_Eisb%C3%A4ren.JPG&quot; target=&quot;_blank&quot;&gt;Wikimedia Commons&lt;/a&gt;&lt;/p&gt;&#10;" class="image-style-half-page-width" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-hidden field__item"><p><strong>Fig. 6.12.</strong> (<strong>C</strong>) Fur covering a polar bear</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-hidden field__item"><p>Image courtesy of 4028mdk09, <a href="https://commons.wikimedia.org/wiki/File:Fell_eines_Eisb%C3%A4ren.JPG" target="_blank">Wikimedia Commons</a></p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--half-w-caption.html.twig * media--image.html.twig * media--half-w-caption.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-half-w-caption"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-hidden field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/Fig6.12D-Placenta.png" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/half_page_width/public/Fig6.12D-Placenta.png?itok=owpjrGxq" width="290" height="299" alt="&lt;p&gt;&lt;strong&gt;Fig. 6.12.&lt;/strong&gt;&amp;nbsp;(&lt;strong&gt;D&lt;/strong&gt;) Placentas offer additional protection and nourishment for developing embryos.&lt;/p&gt;&#10;" title="&lt;p&gt;Image courtesy of Magnus Manske, &lt;a data-cke-saved-href=&quot;https://commons.wikimedia.org/wiki/File:Placenta.svg&quot; href=&quot;https://commons.wikimedia.org/wiki/File:Placenta.svg&quot; target=&quot;_blank&quot;&gt;Wikimedia Commons&lt;/a&gt;&lt;/p&gt;&#10;" class="image-style-half-page-width" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-hidden field__item"><p><strong>Fig. 6.12.</strong> (<strong>D</strong>) Placentas offer additional protection and nourishment for developing embryos.</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-hidden field__item"><p>Image courtesy of Magnus Manske, <a href="https://commons.wikimedia.org/wiki/File:Placenta.svg" target="_blank">Wikimedia Commons</a></p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --><hr /><p>The other defining characteristic of mammals is hair (Figs. 6.12 B and C). <strong>Hair </strong>is a protein filament that grows from the skin. In non-human mammals, hair is often referred to as <strong>fur</strong>. All mammals have hair on their bodies although the amount of hair varies greatly between species. Dolphins appear to be hairless but they are actually born with tiny sensory hairs near their mouths, almost like whiskers. Hair can serve a variety of functions in mammals. Dense fur can provide heat insulation and keep mammals warm in cold climates. Nerve receptors at the base of hair follicles can also detect touch and movement. Many marine mammals have sensory hairs on their faces called whiskers that can aid in feeding. Hair coloration patterns can also serve to camouflage mammals for defense or ambush hunting.</p> <p> </p> <p>Another major innovation found in most mammal groups is the placenta. The <strong>placenta </strong>is the organ that connects the developing embryo to the mother (Fig. 6.12 D). Approximately 94 percent of all extant mammal species are considered placental mammals.</p> <p> </p> <p> </p> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--half-w-caption.html.twig * media--image.html.twig * media--half-w-caption.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="align-left media media--type-image media--view-mode-half-w-caption"><!-- THEME DEBUG --><!-- THEME HOOK: 'field' --><!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --><!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --><div class="field field--name-field-media-image field--type-image field--label-hidden field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/Fig6.13-Dolphin_anatomy.png" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/half_page_width/public/Fig6.13-Dolphin_anatomy.png?itok=Zxxg1txS" width="290" height="132" alt="&lt;p&gt;&lt;strong&gt;Fig. 6.13.&lt;/strong&gt; Internal anatomy of a dolphin&lt;/p&gt;&#10;" title="&lt;p&gt;Image courtesy of WikipedianProlific, &lt;a data-cke-saved-href=&quot;https://commons.wikimedia.org/wiki/File:Dolphin_anatomy.png&quot; href=&quot;https://commons.wikimedia.org/wiki/File:Dolphin_anatomy.png&quot; target=&quot;_blank&quot;&gt;Wikimedia Commons&lt;/a&gt;&lt;/p&gt;&#10;" class="image-style-half-page-width" /></div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-alttext--image.html.twig * field--media--field-media-alttext.html.twig * field--media--image.html.twig * field--field-media-alttext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-alttext field--type-text-long field--label-hidden field__item"><p><strong>Fig. 6.13.</strong> Internal anatomy of a dolphin</p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-titletext--image.html.twig * field--media--field-media-titletext.html.twig * field--media--image.html.twig * field--field-media-titletext.html.twig x field--text-long.html.twig * field.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> <div class="clearfix text-formatted field field--name-field-media-titletext field--type-text-long field--label-hidden field__item"><p>Image courtesy of WikipedianProlific, <a href="https://commons.wikimedia.org/wiki/File:Dolphin_anatomy.png" target="_blank">Wikimedia Commons</a></p> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-long.html.twig' --> </article><!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --><p>Not all mammal species possess placentas, however. <strong>Monotremes </strong>are a basal branch of mammals known for laying eggs. Only five species of monotremes remain today: four species of echidnas in New Guinea and Australia and the platypus.The other, larger group of non-placental mammals is the marsupials. <strong>Marsupials </strong>are a diverse group of mammals characterized by their front pouches used to protect their newborn offspring. Examples of marsupial mammals include kangaroos, wallabies, wombats, the koala, and several other smaller-bodied species. Although we typically think of the Australian continent when we think of marsupials, only about 70 percent of the world’s marsupials occur in Australia. Common marsupials found outside Australia include the opossum in North America. Like other mammals, monotremes and marsupials have hair-covered bodies and produce milk to feed their offspring.</p> <div class="embed"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'entity_embed_container' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/entity-embed-container.html.twig' --> <div class="action-background"> <div id="node-1692" class="node node-activity-page special-feature-type-activity contextual-links-region clearfix special-feature-type- " data-embed-button="node" data-entity-embed-display="entity_reference:entity_reference_label" data-entity-embed-display-settings="{&quot;link&quot;:1}" data-entity-type="node" data-entity-uuid="2eee252e-6a19-4913-b707-b67e6dd34f17" data-langcode="und"> <div class="embed-type-marker"><i class="icon white"></i></div> <div class="embed-supertitle">Activity</div> <h2 class="embed-title"> <a target="_blank" href="/exploringourfluidearth/biological/mammals/structure-and-function/activity-identifying-cetaceans" hreflang="und">Identifying Cetaceans</a> </h2> <div class="field-item even"><p>Develop your own dichotomous key to identify various cetacean species. </p></div> <div> </div> <!-- END OUTPUT from 'themes/tsi/templates/entity-embed-container.html.twig' --> </div></div> <!-- THEME DEBUG --> <!-- THEME HOOK: 'entity_embed_container' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/entity-embed-container.html.twig' --> <div class="action-background"> <div id="node-1693" class="node node-activity-page special-feature-type-activity contextual-links-region clearfix special-feature-type- " data-embed-button="node" data-entity-embed-display="entity_reference:entity_reference_label" data-entity-embed-display-settings="{&quot;link&quot;:1}" data-entity-type="node" data-entity-uuid="28e720a6-d082-4764-ab9f-f51d360c311b" data-langcode="und"> <div class="embed-type-marker"><i class="icon white"></i></div> <div class="embed-supertitle">Activity</div> <h2 class="embed-title"> <a target="_blank" href="/exploringourfluidearth/biological/mammals/structure-and-function/activity-measuring-whale-dimensions" hreflang="und">Measuring Whale Dimensions</a> </h2> <div class="field-item even"><p>Use dimensional scaling to model how marine mammal biologists measure the size of large marine mammals in the wild. </p></div> <div> </div> <!-- END OUTPUT from 'themes/tsi/templates/entity-embed-container.html.twig' --> </div></div> <!-- THEME DEBUG --> <!-- THEME HOOK: 'entity_embed_container' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/entity-embed-container.html.twig' --> <div class="action-background"> <div id="node-1694" class="node node-question-set special-feature-type-question-set contextual-links-region clearfix special-feature-type- " data-embed-button="node" data-entity-embed-display="entity_reference:entity_reference_label" data-entity-embed-display-settings="{&quot;link&quot;:1}" data-entity-type="node" data-entity-uuid="655683dd-873e-48ef-ac3a-36e8d6a7116b" data-langcode="und"> <div class="embed-type-marker"><i class="icon white"></i></div> <div class="embed-supertitle">Question Set</div> <h2 class="embed-title"> <a target="_blank" href="/exploringourfluidearth/biological/mammals/structure-and-function/question-set-structure-and-function" hreflang="und">Structure and Function</a> </h2> <div> </div> <!-- END OUTPUT from 'themes/tsi/templates/entity-embed-container.html.twig' --> </div></div> <!-- THEME DEBUG --> <!-- THEME HOOK: 'entity_embed_container' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/entity-embed-container.html.twig' --> <div class="action-background"> <div id="node-1695" class="node node-special-feature-page special-feature-type-further-investigations contextual-links-region clearfix special-feature-type- " data-embed-button="node" data-entity-embed-display="entity_reference:entity_reference_label" data-entity-embed-display-settings="{&quot;link&quot;:1}" data-entity-type="node" data-entity-uuid="3b4b07bd-a0b3-4e95-b8af-a2f5831de277" data-langcode="und"> <div class="embed-type-marker"><i class="icon white"></i></div> <div class="embed-supertitle">Further Investigations</div> <h2 class="embed-title"> <a target="_blank" href="/exploringourfluidearth/biological/mammals/structure-and-function/further-investigations-structure-and-function" hreflang="und">Structure and Function</a> </h2> <div class="field-item even"><p></p></div> <div> </div> <!-- END OUTPUT from 'themes/tsi/templates/entity-embed-container.html.twig' --> </div></div></div> </div> </div> <!-- END OUTPUT from 'core/themes/classy/templates/field/field--text-with-summary.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--field-toc--topic-page.html.twig * field--node--field-toc.html.twig * field--node--topic-page.html.twig * field--field-toc.html.twig * field--entity-reference.html.twig x field.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --> <div class="field field--name-field-toc field--type-entity-reference field--label-above"> <div class="field__label">Table of Contents</div> <div class="field__item"><a href="/exploringourfluidearth/toc/biological/mammals/structure-and-function" hreflang="en">Structure and Function</a></div> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--node--field-representative-image--topic-page.html.twig * field--node--field-representative-image.html.twig * field--node--topic-page.html.twig * field--field-representative-image.html.twig * field--entity-reference.html.twig x field.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --> <div class="field field--name-field-representative-image field--type-entity-reference field--label-above"> <div class="field__label">Representative Image</div> <div class="field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'media' --> <!-- FILE NAME SUGGESTIONS: * media--source-image.html.twig * media--image--default.html.twig * media--image.html.twig * media--default.html.twig x media.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/media.html.twig' --> <article class="media media--type-image media--view-mode-default"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'field' --> <!-- FILE NAME SUGGESTIONS: * field--media--field-media-image--image.html.twig * field--media--field-media-image.html.twig * field--media--image.html.twig * field--field-media-image.html.twig * field--image.html.twig x field.html.twig --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/field.html.twig' --> <div class="field field--name-field-media-image field--type-image field--label-visually_hidden"> <div class="field__label visually-hidden">Image</div> <div class="field__item"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_formatter' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> <a href="/exploringourfluidearth/sites/default/files/Rep_Structure_0.jpeg" target="_blank"> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image_style' --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'image' --> <!-- BEGIN OUTPUT from 'themes/tsi/templates/image.html.twig' --> <div class="imgpost"> <span class="img-overlay-lightbox"></span> <img loading="lazy" src="/exploringourfluidearth/sites/default/files/styles/1_quarter_page/public/Rep_Structure_0.jpeg?itok=kUmROEco" width="135" height="62" class="image-style-_-quarter-page" /> </div> <!-- END OUTPUT from 'themes/tsi/templates/image.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/field/image-style.html.twig' --> </a> <!-- END OUTPUT from 'themes/tsi/templates/image-formatter.html.twig' --> </div> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> </article> <!-- END OUTPUT from 'themes/tsi/templates/media.html.twig' --> </div> </div> <!-- END OUTPUT from 'themes/tsi/templates/field.html.twig' --> <!-- THEME DEBUG --> <!-- THEME HOOK: 'links__node' --> <!-- FILE NAME SUGGESTIONS: x links--node.html.twig x links--node.html.twig * links.html.twig --> <!-- BEGIN OUTPUT from 'core/themes/classy/templates/content/links--node.html.twig' --> <!-- END OUTPUT from 'core/themes/classy/templates/content/links--node.html.twig' --> Thu, 21 Sep 2017 21:23:51 +0000 fyang 1691 at https://manoa.hawaii.edu/exploringourfluidearth https://manoa.hawaii.edu/exploringourfluidearth/biological/mammals/structure-and-function#comments