Given their huge size and hulking movements, gorillas might seem frightening at first, but they are actually gentle and intelligent animals. Readers will find out how these gentle giants search for food, communicate with one another, and form complex social groups. They will also discover how gorillas are related to humans and how scientists have communicated with these incredible animals using sign language.Given their huge size and hulking movements, gorillas might seem frightening at first, but they are actually gentle and intelligent animals. Readers will find out how these gentle giants search for food, communicate with one another, and form complex social groups. They will also discover how gorillas are related to humans and how scientists have communicated with these incredible animals using sign language.