Scientists have found surprising video evidence of what they call monkey kidnappings – and they’re trying to figure out why.

The scientists nicknamed one capuchin kidnapper Joker because the scar at the side of its mouth reminded them of the "Batman" ...

Scientists studying camera trap footage from Jicarón Island spotted something unusual: a capuchin monkey carrying an infant howler monkey on his back. Now, they’re trying to learn what it means.

Plus, researchers could hear adult howler monkeys calling back and forth with the infants, who would sometimes try to crawl ...

monkeys are abducting individuals from other species and leaving them to starve to death. During observational research in Jacron Island researcher found a distrubing pattern among capuchin monkey.

Further observation of the video and cross-checking among researchers revealed that the small figure was actually a monkey of a different species — a baby howler. “I was shocked ...

A gang of young white-faced capuchins, clever monkeys already known for inventing the use of stone tools, has taken to ...

Observations of Coiba's tool-using immature capuchin monkeys show them carrying abducted infant howler monkeys. What is the ...

The howler population on Jicarón is an endangered subspecies of mantled howler monkeys, Alouatta palliata coibensis, according to the IUCN Red List of Threatened Species, a global assessment of ...

Male capuchin monkeys on a Panamanian island were documented carrying around infant howler monkeys for no clearly discernible reason.