Female, yellow-cheeked gibbon (Nomascus gabriellae) in Sainte-Croix Animal Park (parc animalier de Sainte-Croix) in Moselle, France.
<a href="//commons.wikimedia.org/wiki/User:Musicaline" title="User:Musicaline">Musicaline</a>
<span class="int-own-work" lang="en">Own work</span>