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 ...

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 ...

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 ...