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

Lincoln Park Zoo’s new baby monkey still needs a name, and you can help pick it. Born on Sept. 24 to sire Oku and dam Nola, ...

Animal-rights group released video footage that shows distressed baby macaques undergoing lab experiments ...

The San Diego Zoo's newest Guianan squirrel monkey, born Aug. 25, is thriving while staying close to mom Rocket.

Peta has released disturbing footage revealing that infant macaques at the University of Washington are subjected to ...

Plango, a langur monkey with bright orange fur, was rescued by Wildlife Friends Foundation Thailand A baby langur is now safe after being abandoned by his family in the wild. New photos of the small ...

Capron Park Zoo is in full celebration mode thanks to the arrival of a new baby monkey that's taking over the internet. The Massachusetts-based zoo recently announced the birth of an infant Bolivian ...

Two young spider monkeys confiscated from wildlife traffickers arrived at a Utah zoo too young to survive without their ...

The hormone oxytocin appears to increase social behaviors in newborn rhesus monkeys, according to a study by researchers at the National Institutes of Health, the University of Parma in Italy, and the ...

The tiny primate, with its distinctive blue face and white fur, was found clinging to the branch of a burning tree.