Where macaque territories overlap ... it’s time to chase and fight.” Males will herd females away from amorous competitors, but sometimes they’re rough on their mates, even scarring them ...

A monkey troop must fight for resources when a group of massive lizards appear and take over, eating the monkeys' fruit.

Anup Shah & Fiona Rogers This might look like a fight, but these lion-tailed macaques are more likely playing. Lip shape, gaze direction and gestures all offer clues to the meaning behind behaviors.

1,000-FOLD: The factor by which a single shot of an experimental injection reduced levels of the primate form of HIV in ...

Macaques typically fight over dominance, and they may injure each other seriously when spatial restrictionsuch as a cagemakes it impossible for the loser to run away and break visual contact with the ...

Injurious self-biting is one of the most serious problems in primate colonies (Niemeyer, Gray, & Stephen, 1996). "Approximately 10% of captive, individually-housed monkeys engage in the disturbing ...

Long known for its once-charming population of macaques, the tourist town of Lopburi in south-central Thailand has, as previous reports indicated, become overrun with wild, hungry monkeys in the ...

This story appears in the November 2014 issue of National Geographic magazine. The Barbary macaque is a monkey of many distinctions. It is the only primate, other than humans, north of the Sahara ...

The pill protected 80 per cent of the cynomolgus macaques and 100 per cent of the rhesus macaques, which are biologically closer to humans.