A group of male capuchin monkeys kidnapped baby howler monkeys – a different species – on a small island of Panama. Video shows the howler monkeys clinging to the male capuchin monkeys’ backs, but the ...

According to the Three Wise Monkeys, it’s best to see no evil, hear no evil, and speak no evil. Researchers with the Max Planck Institute of Animal Behavior in Germany, as well as those from the ...

A capuchin named Joker started the apparent trend, leading researchers to suspect "there was something a little quirky about him, or that he was kind of lonely in a way.” Reading time 3 minutes A ...