As members of the exclusive primate family, we humans know just how special this mammalian order is. Even our most distant ...

In a lab tucked away on the Yale University campus, researchers are quietly observing a pair of marmoset monkeys. The ...

Venezuelan Red Howler (Alouatta seniculus). They inhabit rainforests and mountain forests of Central and South America. The loudest monkey. Morning roar of a red howler. Close-up.© ...