A Emu's foot. The Emu has a band around its leg and it is in a zoo in Japan.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/64350711@N04">nachans</a> from Tokyo, Japan
CC BY 2.0
<p><a rel="nofollow" class="external text" href="https://www.flickr.com/photos/pancakeplan/5944752113/">IMGP3160</a>
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<ul><li>Uploaded by <a href="//commons.wikimedia.org/wiki/User:Snowmanradio" title="User:Snowmanradio">snowmanradio</a></li></ul>