Video footage shows male capuchin monkeys carrying at least 11 howler monkey babies between 2022 and 2023. The monkeys' ...

The scientists nicknamed one capuchin kidnapper Joker because the scar at the side of its mouth reminded them of the "Batman" ...

Capuchins are also known for developing odd social rituals across their range. Scientists studying mainland populations have ...

A capuchin named Joker started the apparent trend, leading researchers to suspect "there was something a little quirky about ...

Scientists studying camera trap footage from Jicarón Island spotted something unusual: a capuchin monkey carrying an infant howler monkey on his back. Now, they’re trying to learn what it means.

A group of white-faced capuchins on a remote island have started stealing infants from another primate species, and ...

Scientists were left baffled after examining 15 months' worth of footage showing the monkeys doing something they'd never ...

On Jicarón Island, white-faced capuchin monkeys ( Cebus capucinus imitator) rule, unmolested by predators. In their peace, ...

One of these behaviors was seen as recently as 2023, and it is making headlines as more people speculate about its reasons.In ...

Male capuchin monkeys on a Panamanian island were documented carrying around infant howler monkeys for no clearly discernible reason.

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!

A rare cultural behavior spreads among young male capuchins and baby howlers, raising questions about animal traditions and ...