Alpha male howler monkey in Chorcha, Chiriquí Province, Republic of Panama. Primates Project Research 2017 Data in Lowlands of Chiriqui Province, achieved by Autonomous University of Chiriqui
<a href="//commons.wikimedia.org/w/index.php?title=User:Arielrod24&amp;action=edit&amp;redlink=1" class="new" title="User:Arielrod24 (page does not exist)">Dr. Ariel Rodriguez-Vargas</a>
CC BY 4.0
<span class="int-own-work">Self-photographed</span>