The world's largest known group of wild chimpanzees has split and been locked in a vicious "civil war" for the last eight ...

Chimpanzees that had once formed a cohesive community in Uganda split into factions and turned violent, according to a new ...

Researchers observed the dynamic shift from a cohesive society to two opposing groups, followed by years of lethal violence.

The Ngogo chimpanzees in Uganda have divided themselves into two main factions, and dozens of deaths have been recorded since ...

"I've known many of them for their entire lives. And now I'm watching them kill each other," says one researcher.

Scientists believe they have uncovered a civil war of sorts happening between chimpanzees, and the conflict has killed a ...

One day in June 2015, primatologist Aaron Sandel was watching chimpanzees in Uganda’s Kibale National Park when he saw ...

The researchers are now describing the first clearly documented example ‌of a group of wild chimpanzees splitting into two ...

Researchers who observed a murderous conflict unfolding in a once-unified group of wild chimpanzees say there are parallels ...

War is said to be an exclusively human concept; however, extensive research done in Kibale National Park under The Kibale ...

A study in Science this week showed how a community of 200 chimpanzees in Uganda split and started a bloody war. ‘Encourages a reevaluation of current models of human collective violence.’ ...