Howdy, pards! This autumnal week brought a new challenge to last decade's claim of a strong Yellowstone trophic cascade after ...

With their distinctive bright orange fur and pale blue faces, it’s hard to mistake China’s endangered golden snub-nosed ...

Journey into Vietnam's wild interior with photographer Erez Marom as he seeks out some of Earth's most critically endangered ...

Scientists from University of California, Los Angeles, Harvard University, and elsewhere have developed what they claim is the first comprehensive road map of how the ovarian reserve forms in primates ...

Captive Primate Safety Act aims to curb illegal pet trade in the U.S. On a recent day at the Oakland Zoo's animal hospital, across the bay from San Francisco, an endangered Mexican spider monkey leaps ...

BEAVERTON, Ore. — The director of Oregon Health & Science University’s primate research center admits the last few months haven’t been easy. A medical ethics group launched an advertising blitz ...