The extreme heatwave in Mexico is not only affecting the environment, it's wreaking havoc on the howler monkeys and causing them to fall dead out of trees, the Associated Press reported. "They were ...

Wild capuchin monkeys have been kidnapping infant howler monkeys, putting them on their backs and taking them for a ride. The trend, which began with one male, spread to other members of the group, ...

There’s a serious case of stranger danger unfolding on an island off the coast of Panama. A gang of five juvenile capuchin monkeys living on Jicarón Island has started abducting baby howler monkeys, ...

WASHINGTON – A baby howler monkey clung to the back of an older male monkey, its tiny fingers grasping fur. But they're not related and not even the same species. Scientists spotted surprising ...

Here a white-faced capuchin monkey perches on a tree branch in Manuel Antonio National Park in Costa Rica. A group from the same genus has been observed with stolen howler monkey babies on a small ...

COMALCALCO, Mexico — Threatened howler monkeys have been dropping dead from trees in Mexico’s southeastern tropical forests in recent weeks amid a nationwide drought and heat waves that have sent ...

At least 83 of the midsize primates, who are known for their roaring vocal calls, were found dead in the Gulf coast state of Tabasco. MEXICO CITY — It’s so hot in Mexico that howler monkeys are ...

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 ...

A howler monkey infant, only a few days old, clings to a subadult white-faced capuchin monkey as it uses tools. Brendan Barrett / Max Planck Institute of Animal Behavior In June 2022, while watching ...

MEXICO CITY – It’s so hot in Mexico that howler monkeys are falling dead from the trees. At least 138 of the midsize primates, who are known for their roaring vocal calls, were found dead in the Gulf ...