Bonobos make friends outside their group and help each other like humans – study

Researchers examined pro-social behaviours of wild bonobos (Martin Surbeck/Harvard University)

Wild bonobos make friends outside their group and help each other out, challenging the view that only humans are capable of forming strategic alliances, scientists have said.

Researchers have found this endangered great ape species has “remarkable levels of tolerance between members of different groups”, often travelling, feeding and resting together.