Primates

Anything for a snack.

Monkeys in Bali Swipe Tourists’ Belongings and Barter Them for Snacks

The behavior seems to have become a “cultural tradition” among local group of long-tailed macaques

Orangutans may not wean for years, a new study shows.

Wild Orangutans Can Breastfeed for Over Eight Years

The primates take a while to wean their young

Tarsius spectrumgurskyae

Two New Species of Googly-Eyed Tarsiers Discovered in Indonesia

The tiny tree dwellers are the 80th and 81st primates discovered since 2000

You can't sit with us. You smell like poo.

Gut Check: Mandrills Sniff Poop to Avoid Peers With Parasites

Researchers have documented one of the first instances of social avoidance in a non-human animal

The challenges of finding fruit may have driven the evolution of bigger brains in our primate ancestors

What Really Made Primate Brains So Big?

A new study suggests that fruit, not social relationships, could be the main driver of larger brains

The heroes of the movie Kong: Skull Island prepare to encounter the 104-foot-tall ape King Kong.

How Big Can a Land Animal Get?

King Kong's biggest enemy isn’t humans—it’s the laws of physics

The male mountain gorilla Limbo (left) and Green Lady, a female from the same species, are on view in the exhibition, "Objects of Wonder," at the Natural History Museum.

Dian Fossey’s Gorilla Skulls Are Scientific Treasures and a Symbol of Her Fight

At a new Smithsonian exhibition, the skulls of “Limbo” and “Green Lady” have a story to tell

Tracking individual lemurs—such as the endangered red-bellied lemur pictured here—is no easy task. But researchers hope that facial recognition software can help in the fight for the survival of the bushy-tailed primates.

How Do You Pick a Lemur Out of a Lineup? This Software Makes the Leap

Facial recognition software can identify individuals, helping researchers conserve the endangered primate

Colo died at age 60 in the zoo where she was so famously born.

Colo, the World's First Gorilla Born in Captivity, Is Dead

The miracle baby turned matriarch was 60 years old

To speak, perchance to think? A long-tailed macaque opens wide in Bali, Indonesia.

What's Really Keeping Monkeys From Speaking Their Minds? Their Minds

When it comes to language, primates have all the right vocal equipment. They just lack the brains

Grégoire Courtine, an author on the new study, holds a silicon model of a primate’s brain, a microelectrode array and a pulse generator. The brain-spine interface consists of elements like these.

A New Wireless Brain Implant Helps Paralyzed Monkeys Walk. Humans Could Be Next.

One small step for monkeys, one potential leap for humans

Hanging Out With Friends Makes Chimps Less Stressed

We all need somebody to lean on

Wild capuchins make stone tools, but don't know how to use them.

Wild Monkeys Unintentionally Make Stone Age Tools, But Don't See the Point

Scientists observe a “unique” human behavior in wild animals

A study of baboons found that have an easy life when young can pay off years into the future.

For Baboons, a Tough Childhood Can Lead to a Short Life

Primates that grow up under tough conditions don’t live as long as those that have it easy

Can Great Apes Be Vaccinated Against Ebola and Other Diseases?

Vaccinations could be the best defense against devastating population drops

Pliobates cataloniae, a newly discovered ancient ape

Tiny Ancient Skeleton Redefines the Split Between Monkeys and Apes

The last common ancestor of all apes may have been smaller than previously thought

Sri Lakan Slender Loris

Why Primatologists Love Collecting Poop

There's intel inside monkey feces — in the form of DNA

Female Chimps More Likely Than Males to Hunt With Tools

A new study investigates the social and hunting behaviors of Fongoli chimpanzees

Scientists looked for the black-and-white colubus monkey in protected areas across the Ivory Coast but only found one population of the animals still living in a sacred grove.

Illegal Cocoa Farms Are Driving Out Primates In Ivory Coast

Thirteen national parks and reserves have lost all their primates as people move in to protected regions to farm cacao

Chimpanzees May Have Their Own Form of Bilingualism

Humans aren’t the only primates capable of learning new “words” for the same object

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