A baby chimp tries to prove he is grown up enough to go it alone. The Bachelor Boys' reputation takes a knock when they become frightened of a new toy. Two of Hananya's charges pluck up the courage to explore their surroundings, and the Chilean capuchins get their first taste of life in the outside world.

Baby woolly monkey Paulo meets his new family for the first time, while chimpanzee Eddi has fun with his young brother Bart. Pregnant orang-utan Amy gets to grips with a breast pump, and emotions run high when a marmoset arrives at the park.