TONY CAMACHO / SCIENCE PHOTO LIBRARY TONY CAMACHO / SCIENCE PHOTO LIBRARY
Golden monkeys (Cercopithecus kandti). This Old World monkey is listed as endangered. It is found in the Virunga mountains of Central Africa, where it lives in social groups that can be as large as 30 individuals. Its diet includes leaves and fruit. Photographed in Virunga Mountains National Park, Rwanda.
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