Quick answer
Key facts about bonobo — size, diet, habitat, and conservation in one place.
Female-centred society
Bonobo groups are led by strong female alliances that cooperate to manage aggression and access food. Females migrate between groups and form bonds that reduce male dominance compared with chimpanzees. Social grooming and play are central to group cohesion.
Congo River isolation
Bonobos evolved separately from chimpanzees after the Congo River formed a barrier roughly two million years ago. They occupy forests exclusively south of the river in the DRC — a range far smaller and more fragmented than that of chimps.
Intelligence and tool use
Bonobos pass mirror tests, use tools in captivity, and show advanced communication in language research projects. In the wild they forage mainly for ripe fruit, sharing patches peacefully more often than chimpanzees do.
Conservation crisis
Fewer than 20,000 bonobos may remain, listed Endangered from bushmeat hunting, logging, and civil conflict in the DRC. Protected areas such as Salonga National Park are critical, but enforcement remains challenging in remote rainforest.