A colony of African vervets in Dania Beach raises big questions about how humans can and should manage nonnative species.

Thirteen million years ago, a group of medium-sized monkeys known for guarding their territory among the treetops with fearsome "howls" started doing something new. These monkeys, among the oldest ...

Scientists have recently discovered a new primate species in Myanmar’s central forest. However, the Popa langur, named after nearby Mount Popa, is tragically already on the verge of extinction.

Fossils show that howler monkey ancestors were eating leaves 13 million years ago, shaping body size and evolution.

Some Central Florida residents got a surprise holiday guest ahead of Christmas. Monkeys have been sighted roaming around Orange City this week, with law enforcement officers stressing that the public ...

A new study shows macaque species with more tolerant social systems have larger brain regions linked to emotions and social signals.