Western Grebe <i><a href="//commons.wikimedia.org/wiki/Aechmophorus_occidentalis" title="Aechmophorus occidentalis">Aechmophorus occidentalis</a></i> with foot extended, Misson Bay, San Francisco, California.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/40630886@N03">Britta</a> from San Francisco Bay Area, California
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/40630886@N03/4113791594/">That foot</a>