<p><strong>Fig. 5.43.</strong> (<strong>B</strong>) Flutes discovered in the Yellow River Valley, China. They are between 7,000 and 9,000 years old, made from wing bones of the red-crowned crane (<em>Grus japonensis</em>).</p>

Fig. 5.43. (B) Flutes discovered in the Yellow River Valley, China. They are between 7,000 and 9,000 years old, made from wing bones of the red-crowned crane (Grus japonensis).

Image courtesy of the U.S. Department of Energy's Brookhaven National Laboratory