Brown Monkeys | Types of Brown Monkeys | BioExplorer.net
Getting to the Bottom of Baboon Bottoms | DANTAisms
Dublin Zoo - Sulawesi crested macaques are black monkeys with a heart-shaped pink bum. The hair on their heads forms an upright crest. Adult males are about twice the size of adult
Baboon Butt - What is It's Cause and Effect? - Primates Park