The human evolutionary timeline begins with early primates around 85 million years ago and follows repeated splits that ...

Gibbons focus strongly on eyes, especially other gibbons’ eyes, offering clues about the evolution of primate social ...

The bearded capuchins of northeastern Brazil typically eat plant-based foods, but they turn to small vertebrates when those ...

Long-tailed macaques face extinction as Charles River Laboratories profits from exploiting these intelligent primates for ...

Researchers observed and confirmed with measurements that wild sooty mangabey monkeys in an Ivory Coast forest display foot bone flexibility that facilitates vertical climbing up skinny tree trunks to ...

Scientists long wrote off the aye-aye as a solitary oddity, a nocturnal Madagascan primate with rodent teeth and a taste for ...

The seasonal scarcity of fruits and vegetables drives bearded capuchin monkeys to significantly increase the hunting of small ...

Learn how capuchin monkeys hunt when fruit runs low, which parts of their prey they eat first, and what this may reveal about ...

The evolution of the primate brain does not appear to have relied first on the autonomous growth of the frontal lobe, often ...

Humans are the only primates with true, everted lips — a biologist unpacks the competing theories for why, from feeding and ...

A new study could reshape human evolution by placing Australopithecus and Paranthropus within an expanded genus Homo.

The results, published in PLOS One, show that C. congoensis belongs to an evolutionary lineage that separated from its closest known relative roughly 4 to 5 million years ago. They also indicate that ...