A new study explains how climbing down trees helped shape upright posture in early primates and changed the course of evolution.

Researchers have shed new light on the features that enable tree-dwelling mammals to move effectively through their ...

The story of primates is a tale of incredible variety and ancient roots, told through the lens of science, DNA, and time itself. These creatures, ranging from massive gorillas to tiny mouse lemurs, ...

WASHINGTON — One of the earliest primates lived in trees and relied more on smell than vision, a new study indicates. A tiny cousin of the earliest ancestors of humans lived 54 million years ago in ...

The note cards and images document trees and primates observed by Suzanne Ripley during 1966 - 1971. Images are organized by plant and primate, then by binomial. Each binomial includes a series of ...

The family tree of humans may run deeper than previously thought, stretching back millions of years to small, nimble primates that lived in ancient forests of what is now Wyoming's Bighorn Basin. The ...

It’s a common mistake to think we came directly from the monkeys or chimps you see at the zoo today, […] ...