Depicts the birth, life cycle, and behavior of the mountain gorillas of Africa's Virunga volcanoes.

Describes the physical characteristics, habitat, and life cycle of the gorilla.

Presents an introduction to the physical characteristics and habits of gorillas.

When a gorilla who knows sign language tells his keepers that he is lonely, they bring him a very special friend.

The author recounts her experiences with Koko, a gorilla, during the fourteen years she has been teaching her to communicate through sign language.

In this novel-in-verse that picks up a few months after the events of The One and Only Bob, Ruby recounts her life before the circus when her caretaker from the elephant orphanage in Africa comes for a visit. Ruby's story picks up a few months after the events of The One and Only Bob . Now living in a wildlife sanctuary, Ruby's caretaker from the elephant orphanage in Africa where she grew up is visiting. Seeing him again brings back a flood of memories...

Explains how the characteristics and behaviors of gorillas allow them to survive in their unique environment.

This profoundly moving tale about a grieving boy and an imaginary gorilla makes real the power of talking about loss. On the day of his mother's funeral, a young boy conjures the very visitor he needs to see - a gorilla. Wise and gentle, the gorilla stays on to answer the heart-heavy questions the boy hesitates to ask his father: Where did his mother go? Will she come back home? Will we all die? Yet with the gorilla's friendship, the boy slowly begins...