Bloody Civil War Between Two Factions Of Chimpanzees Has Scientists Baffled

A long-stable community of chimpanzees in Uganda has fractured into a sustained, lethal conflict that researchers are now describing as a kind of civil war, raising new questions about the roots of violence not just in primates, but in human societies. The conflict is unfolding among the Ngogo chimpanzees in Kibale National Park, a group ...