Aotinae

English Name: 
Owl Monkeys
Image: 
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<div class="tree_txt_unlinked"><p>This subfamily contains the genus <em>Aotus</em>, the owl monkey, perhaps most well-known for being the only nocturnal anthropoid. Like all anthropoids, however, <em>Aotus</em>
lacks the tapetum lucidum found in many nocturnal prosimians and
nonprimates. It is likely that owl monkeys secondarily evolved these
nocturnal habits. These medium sized neotropical primates exhibit no
marked sexual dimorphism, have relatively long legs and tails, and have a
claw-like grooming nail on the second digit of both feet.</p>
<p><strong>Citations</strong>: Fleagle 1999</p>
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