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

Researchers have documented an unusual and alarming trend among white-faced capuchin monkeys on Jicarón Island, Panama. Young ...

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

Cameras on a remote island captured how a novel social tradition originated and spread. Off the coast of Panama, on a remote ...

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

Monkeys have been known to “adopt” abandoned infants of the same ... the capuchins toted around the baby howlers for days with few interactions — no play, minimal aggression and little ...

On Jicarón Island, a lush patch of tropical forest floating off the coast of Panama, something strange is unfolding in the ...

Although animals do sometimes adopt the young of other ... howler monkey population hard, as these monkeys don't reproduce often and have only one baby at a time. One of the things the researchers ...

Capuchin monkeys have been caught on camera abducting the babies of another primate. The "weird" fad, which led to the deaths ...

Camera footage shot on an uninhabited island showed male capuchin monkeys carrying around abducted baby howler monkeys for no obvious reason.

On an island off the coast of Panama lives a population of wild primates with a remarkable culture. White-faced capuchins on ...

Plus, researchers could hear adult howler monkeys calling back and forth with the infants, who would sometimes try to crawl ...