Spider monkeys are known for their acrobatic abilities. Learn more about their captivating behavior, why they are endangered and how some are proving more adaptable than expected. In a tropical forest ...

Source: Wald1siedel, via Wikimedia Commons. Distributed under a CC BY-SA 4.0 license. Across the animal kingdom, numerous species engage in a behavior known as anointing. This is where animals rub ...

A database about monkey behavior reveals how science is evolving toward a more open, collaborative approach. MacaqueNet contains social behavioral data from 14 of the world's 24 species of macaque.