Interactions between primates and animals outside their families have been documented for a long time, from predator-prey ...

An international study led by the University of Oxford documented 427 friendly cross-species interactions involving 88 primate species and 127 partner species, including dogs, pigs, birds, squirrels, ...

This behaviour may shed light on one of the defining features of our own species: our extraordinary relationships with other ...

Keeping pets seems to be fairly recent behaviour in the timeline of human evolution. Columnist Michael Marshall turns to the ...

Situations included tufted gray langurs ( Semnopithecus priam) petting squirrels in Sri Lanka, snub-nosed monkeys ( ...

Discover how capuchin monkeys and other primates form deep bonds with different species, suggesting a long evolutionary ...

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 ...

The fact that monkeys can keep "pets" or even raise other species could hint at the evolutionary origins of empathy.

A new study led by a Duke University scientist overturns a long-held idea about how primates, including humans, came to have ...

Brains rot within days. The bony case that held them can last 33 million years, which is why primate brain evolution has been ...

New research indicates monkeys and humans process geometric shapes similarly. This suggests geometric intuition evolved long ...