On an island in Panama, a fad that one researcher called "viscerally disturbing" has recently taken off among a group of young male monkeys. These adolescents and juveniles have started to kidnap the ...

Male capuchin monkeys on a Panamanian island were documented carrying around infant howler monkeys for no clearly discernible reason. By Elizabeth Landau Capuchin monkeys don’t generally hang out with ...

White-faced capuchin monkeys on Jicarón Island have started abducting baby howler monkeys, surprised scientists report. It’s possible this behavior comes in waves, but it had not been detected in the ...

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 ...

A database about monkey behavior reveals how science is evolving towards a more open, collaborative approach. A database about monkey behaviour reveals how science is evolving towards a more open, ...

From a quick swipe of a banana to elaborate “ransoms” of smartphones, monkey shenanigans have earned these adorable animals a worldwide reputation as mischievous little thieves. Perhaps you’ve seen ...

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 ...

UC Davis Ph.D. candidate Abigail Morris is studying how environmental factors influence the decisions individual monkeys make when they disperse from their family groups in the Amazon. (Courtesy photo ...

You don’t have to be a teenager to want to fit in at the school lunchroom. Some wild animals seem to follow similar monkey-see, monkey-do behavior to follow the crowd and find the best eats, new ...