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, ...

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 ...

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 ...

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.

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 ...

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 ...

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 ...

Male and female capuchin monkeys don't just behave differently—their brains look different too. According to a new study published by a team of researchers from Georgia State University, Harvard ...

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 ...