Ape Quartet Books in Order

Visiting her mother's bonobo sanctuary in Congo, Sophie forms a bond with an infant called Otto. When armed conflict reaches the sanctuary, they escape into the jungle and must struggle to survive while Sophie protects the animal who depends on her.

Orphaned Luc accepts work from a mysterious researcher after attempting to rob him. Their journey into the jungle to study chimpanzees offers Luc an unexpected sense of family, but new dangers force him to defend the creatures he has come to know.

John grew up alongside Raja, an orangutan taken from the wild and kept in his family's home. After divorce separates them, Raja faces a dangerous new fate, prompting John to confront family fractures and attempt one last rescue.

A natural disaster leaves young gorilla Snub caring for her baby sibling in a transformed prehistoric landscape. When she takes in an orphaned human, the encounter creates unexpected bonds and dangers between species learning to share a changing world.