Infants torn from mothers, testicles ripped off: Study describes vicious chimpanzee infighting

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

Wild chimpanzees recorded waging ‘civil war’ with coordinated attacks between two groups

New study describes what may be the first case of a unified community of chimps turning on itself ...

Scientists stunned as chimpanzees turn on friends in killing spree

By Will Dunham April 9 (Reuters) - For two decades, researchers observed members of the Ngogo chimpanzee group of Kibale National Park in Uganda spend their days eating fruits and leaves, resting, ...
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Largest known wild chimp group splits in two – sparking violence and death

Uganda's Ngogo chimps have broken into two permanent groups, resulting in the killing of numerous adults and infants, say ...

Why these chimps have been at war for 8 years

The long-running conflict in a formerly unified community, the second ever observed, adds to Jane Goodall’s studies about a ...
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A wild chimp supergroup has splintered into factions — and started a bloody 'civil war'

The first well-observed "civil war" in wild chimpanzees reveals that shifting social ties can fracture a group, igniting ...

Inside the deadly civil war that tore apart a group of chimpanzees in Uganda

A chimp group’s success may have led to its violent downfall, a new study suggests.