An animal rights group says Charles River Laboratories is running a “monkey laundering scheme” by importing thousands of live ...

A new study reveals how NREM sleep enhances cognitive performance by synchronizing neural activity and improving information ...

Thailand's Lopburi, once known for its playful macaque monkeys, saw their population surge, turning them from city icons to a ...

Four monkeys remain free nearly two weeks after a group of 43 escaped from a South Carolina compound that breeds them for ...

The monkeys were all young female rhesus macaques that weighed no more than 7 pounds but had not been used for testing ...

The monkeys escaped from a compound that breeds primates for medical research, with four still reported as missing.

Sailors and civilians at a naval base near the Japanese capital have been told to keep their distance from a wild monkey ...

More monkeys have been recovered outside a Beaufort County, South Carolina, research institute, officials confirmed.

The monkeys were all young female rhesus macaques that weighed no more than 7 pounds but had not been used for testing ...

The escape, which occurred on November 6, saw 43 monkeys flee their enclosure after it was left improperly secured by an ...

Authorities say only six monkeys are still on the loose after dozens escaped earlier this month from a South Carolina ...