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

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

A new trend is catching on among bored young male capuchins: kidnapping baby howler monkeys, in what scientists say is the ...

A bizarre mystery unfolded on Jicarón Island as white-faced capuchins repeatedly abducted baby howler monkeys, showing no ...

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

At first, behavioral ecologist Zoë Goldsborough thought the small figure seen on the back of a capuchin monkey in her camera trap footage was just a baby capuchin. But something, she said ...

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

By Shreya Dasgupta On a remote Panamanian island, researchers have observed for the very first time young male capuchin ...

On Panama’s Jicarón island, biologists documented five male capuchin monkeys carrying at least eleven different infant howler ...

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

Doctoral researcher Zoë Goldsborough of MPI-AB noticed this around June 2022 while looking through the camera traps’ footage. The first sighting of this behavior was captured as early as ...