Chimpanzees in Uganda are locked in a deadly 'civil war' after their group split apart — and scientists don't know why

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

Chimpanzees in Uganda are in a ‘civil war,’ and researchers are unsure how it will end

A once large and peaceful group of chimpanzees in the western forests of Uganda has now split into two, causing a rare “civil ...