Newly released footage of infant monkeys undergoing experiments at a University of Washington research laboratory is ...

PETA releases never-before-seen video taken inside a university laboratory, where experimenters torment days-old infant ...

Never-before-seen video obtained by PETA and released today shows infant monkeys who were taken from their mothers and ...

A baby macaque monkey named Punch has gone viral for his heart-wrenching pursuit of companionship. After being abandoned by his mother and rejected by the rest of his troop, his zookeepers at Ichikawa ...

Seeing someone else receive a bigger portion can turn a perfectly civilized meal into a personal betrayal. In one experi ...

People for Ethical Treatment of Animals will receive all videos, photos and other documentation associated with experiments involving marmoset monkeys in a University of Massachusetts laboratory ...

Oregon Health & Science University is planning changes at its primate center that would cut back monkey breeding and experimentation in the state. For animal advocates, the bigger question is what ...