Researchers have observed sick adult ants leaving their colony to avoid sickening others. Now, they've discovered that ...

Officials are searching for multiple vervet monkeys that have been on the loose in St. Louis for several days. Missouri’s ...

The first signs of the river were the volcanoes, armored with ice. I saw them from the plane as I was flying down from Quito, ...

The man and others directed and sent money to individuals in Indonesia to create videos "depicting violent torture of baby and adult monkeys," officials said.

A rabid chimpanzee goes ape-sh*t in Johannes Roberts’ excellent, ultraviolent bloodcurdler, "Primate" -- now playing in ...