Add Yahoo as a preferred source to see more of our stories on Google. This photo provided by researchers shows a baby howler monkey clinging onto a young adult male capuchin monkey on Jicarón Island, ...

The hooded capuchin monkey has been identified as being at a higher risk of extinction than scientists previously realized following University of Aberdeen and Fundación Para La Tierra research in ...

Add Yahoo as a preferred source to see more of our stories on Google. Primatologist Susan Perry of UCLA has spent much of the past 35 years studying the complex social lives of white-faced capuchin ...

An international team of scientists has sequenced the genome of a capuchin monkey for the first time, uncovering new genetic clues about the evolution of their long lifespan and large brains.

Tool-using Capuchin monkeys from Jicarón Island have been captured on-camera carrying kidnapped howler monkey infants. On Jicarón Island, in the Coiba National Park, off the western Pacific coast of ...

Wild capuchin monkeys don’t thoughtlessly grab any handy piece of stone to crack open hard-shelled nuts at snack time. These slender, agile primates select the best tool for the job, a new study finds ...

Human decision-making is often swayed by irrecoverable investments even though it should only be based on future—and not past—costs and benefits. Although this sunk cost effect is widely documented ...

Get unlimited access to ad-free articles and exclusive content. LiveScience Capuchin monkeys are known for their ability to recognize when they're being treated inequitably, but it now appears the ...

The semi-arid region of northeast Brazil offers little for a monkey to eat, except for a variety of hard-shelled fruits and seeds. So when capuchins arrived in this region about half a million years ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...