With Lucy and her friends, there are often interesting adventures - those that are cheerful, then sad, but always funny and instructive. Here is one of them.
Primatologist Jenny Lowe is studying bonobo chimpanzees deep in the Congo when she is caught in a deadly civil war that leaves a fellow researcher dead and his daughter, Lucy, orphaned.
Night Monkey and Day Monkey don't think they have much in common. But when they each spend time in the other's opposite world, they learn to be the best of friends . . .