Far up a giant Amazon jungle tree, a large howler monkey walked among the branches. As it stepped from branch to branch, its long tail would wrap around a convenient trunk providing extra stability.
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 ...
On a remote Panamanian island, researchers have observed for the very first time young male capuchin monkeys stealing howler monkey babies, according to a new study. Since 2017, researchers have used ...