Primatologist Susan Perry of UCLA has spent much of the past 35 years studying the complex social lives of white-faced capuchin monkeys, at a field site she established in one of the remaining patches ...

This photo provided by researchers shows a baby howler monkey clinging onto a young adult male capuchin monkey on Jicarón Island, Panama in September 2022. (Brendan Barrett/Max Planck Institute of ...

From a small island off the coast of Panama to the farthest reaches of space, the Smithsonian advanced our knowledge of the ...

A howler monkey infant, only a few days old, clings to a subadult white-faced capuchin monkey as it uses tools. Brendan Barrett / Max Planck Institute of Animal Behavior In June 2022, while watching ...

A baby howler monkey clung to the back of an older male monkey, its tiny fingers grasping fur. But they're not related and not even the same species. Scientists spotted surprising evidence of what ...

You may not recognize the word capuchin, but you’ve probably seen these spunky little monkeys: They’ve starred in innumerable TV shows, movies, and commercials. But there’s more to them than on-screen ...

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 ...

"We're told Capuchin monkeys are very inquisitive and will grab anything and everything and just start pushing buttons," the San Luis Obispo County Sheriff's Office posted on Facebook Monday Talk ...

Excavations in Brazil have pounded out new insights into the handiness of ancient monkeys. South American capuchin monkeys have not only hammered and dug with carefully chosen stones for the last ...

A baby howler monkey clung to the back of an older male monkey, its tiny fingers grasping fur. But they’re not related and not even the same species. Scientists spotted surprising evidence of what ...