In humans, personality similarity between partners can lead to better compatibility and well-being. Is the same true for ...

Monkeys and apes are often grouped together in everyday language, but in the world of biology, they are quite different branches of the primate family tree. While both share intelligence, social ...

A family of Silver Springs macaques has been on the move, spotted off State Road 40 East, 5 miles from the park.

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 ...