Add Yahoo as a preferred source to see more of our stories on Google. Primatologist Susan Perry of UCLA has spent much of the past 35 years studying the complex social lives of white-faced capuchin ...

Observations of Coiba’s tool-using immature capuchin monkeys show them carrying abducted infant howler monkeys. What is the reason for this behavior? Vanessa Crooks Caught in the act! Capuchin monkeys ...

Motion-triggered cameras have been used to observe white-faced capuchins on Jicarón Island, off the coast of Panama, since 2017. Doctoral researcher Zoë Goldsborough was looking through the camera ...