Bonobos for years have had the reputation of being the cool hippies of the simian world, with a "make love, not war" ethos, ...
For decades, scientists believed that bonobos, one of our closest living relatives, were among the most peaceful primates. Nature seemed to reassure us that, within the world of primates, aggressive ...
A new study of chimpanzee and bonobo groups at zoos reveals similar levels of aggression. However, scientists found stark sex-based differences between the species.
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 ...