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 ...

An extinct relative of the howler monkey may have been the first leaf-eating primate in South and Central America ...

Three monkeys died at a Hendry County primate facility, sparking criticism from animal-rights groups. The company says deaths ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Primates have larger brains ...

Humans not only recognize emotions on the faces of monkeys and apes but also unconsciously mimic those expressions.

YEMASEE, S.C. -- More than half of the rhesus macaque monkeys that escaped from a South Carolina lab have been recovered, ABC News reported. As of Sunday evening, 25 of the 43 furry runaways, that ...

Humans perceive emotional expressions displayed by non-human primates and spontaneously mimic these expressions, according to a study published in the open-access journal PLOS One by Ursula Hess from ...

Like most others who heard the tragic news, I was saddened to learn that five monkeys were shot and killed by sheriffs last week, and two others shot by area residents this week, when they escaped a ...

The monkey captured the hearts of millions of internet users after he was filmed carrying and hugging a stuffed animal—bigger ...

Deborah Misotti founded the Talkin' Monkeys Project in Clewiston to rescue monkeys and apes from illegal and abusive ...