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Despite their contrasting reputations, bonobos and chimpanzees show similar levels of aggression in zoos

Chimpanzees have a reputation for being aggressive, while bonobos are often seen as their peaceful counterparts. This contrast has frequently been used to explain different sides of human nature.
KHQ

Despite reputation, bonobos are aggressive, particularly toward males: study

Historically considered a more peaceful species than their chimpanzee cousins, bonobos are actually just as aggressive -- but target their ire most often at males, according to a study published ...
Mongabay

In zoos, ‘peaceful’ bonobos are just as aggressive as chimps, study suggests

A new study of our two closest living relatives finds that, at least in zoos, bonobos may not be more peaceful than chimpanzees. Bonobos (Pan paniscus) are only found south of the Congo River in the ...
AOL

Scientists Rethink the ‘Peaceful Primate’ Reputation of Bonobos

Bonobos (Pan Paniscus) on a tree branch. The Swearing and Aggressive Bonobo ( Pan paniscus). Democratic Republic of Congo. Africa© Sergey Uryadnikov/Shutterstock.com For decades, scientists believed ...
The Observer

Surreal experience with chimps inside Kibale National Park

My experience tracking chimpanzees in Kibale National Park on May 6, 2026, was surreal. It instantly brought back memories of ...