THIS is the terrifying moment a knife-wielding monkey steals a coffee pot after rampaging through people’s homes. Footage ...

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 ...

Advocacy aiming to secure the freedom of a capuchin monkey in Kansas has gained traction once again following the creation of more petitions. For the past 18 years, Frankie, a capuchin monkey, has ...

Update: Staples responded to us Tuesday; see the end of the story for his answer to the USDA’s allegations. It was the slap seen ’round the world: a capuchin monkey bopped Great Day Houston host ...

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 young male nicknamed Joker was probably the first to start carrying a howler monkey baby on his back for days on end. Then a group of other young males started to copy him. Here a white-faced ...