Red bald uakari (<i>Cacajao calvus ucayalii</i>) in Iquitos, Peru.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/nomadphoto/">Kevin O'Connel</a>
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/nomadphoto/3505396813/">Flickr</a>