Chimpanzees and bonobos maintain tight inner circles of preferred grooming partners inside their wider social networks, ...

We don't just have sex to reproduce—new research suggests that using sex to manage social tension could be a trait that existed in the common ancestor of humans and apes six million years ago. Humans ...

"Hippie" bonobos are just as aggressive as "warrior" chimpanzees, according to a new study. However, the findings also reveal some key details about which sex is instigating the aggression. Bonobo ...

Bonobos may be one of our closest cousins but chimpanzees dominated research after Jane Goodall discovered in the 1960s that chimpanzees make and use tools. This finding paved the way for research on ...

Bonobos and chimps are our closest living links to the six million-year-old ancestor from which both they and we descended. As primatologist Frans de Waal points out, Kano's work "was a major ...

Humans are not the only species to combine concepts to build more complex meaning, a new study found. Bonobo chimpanzees combine calls in a manner similar to how humans structure words to make phrases ...

A sanctuary on the outskirts of Congo's capital of Kinshasa is the world’s only sanctuary for orphaned bonobos, usually rescued from poachers. Despite legal protections, bonobos are targeted ...

With an uneasy peace in bonobo territory, conservationists and our writer ventured up the Congo River and its tributaries in search of bonobos that have survived the conflict. Paul Raffaele Biologist ...