A group of male capuchin monkeys kidnapped baby howler monkeys – a different species – on a small island of Panama. Video shows the howler monkeys clinging to the male capuchin monkeys’ backs, but the ...

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! Capuchin monkeys ...

Between the Old World, which includes Africa and Asia, and the New World, which includes Mexico and Central and South America, there are well over 200 monkey species. Yet, nearly all species of baby ...

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 ...

Fascinating new video footage captured on a remote island has captured a bizarre new phenomenon - baby monkeys being abducted by another species. The unprecedented craze of so-called 'monkey ...

Male capuchin monkeys on a Panamanian island were documented carrying around infant howler monkeys for no clearly discernible reason. By Elizabeth Landau Capuchin monkeys don’t generally hang out with ...

Howler infant number 5 on the back of a juvenile capuchin carrier, who is using stone tools at an anvil site in a stream bed. Usually, this behavior in females is described as adoption, thought to be ...

Two of six spider monkeys illegally brought into California are shown above with their troopmates where they are now living at Chicago's Brookfield Zoo. (U.S. Attorney's Office) A Texas man was busted ...

A Texas man was sentenced to four months in custody for smuggling six rare baby spider monkeys over the Mexican border and attempting to sell them over Facebook, officials said. Sarmad Ghaled Dafar, ...