<p><strong>(B) </strong>Cookie cutter sharks (Isistius brasiliensis) attract prey with a bioluminescent ring and then take bites as shown in the round scars on the flank of a stranded female beaked whale.</p>

(B) Cookie cutter sharks (Isistius brasiliensis) attract prey with a bioluminescent ring and then take bites as shown in the round scars on the flank of a stranded female beaked whale.

Image courtesy of Avenue