Males are larger and stronger than females, with bigger canine teeth. Behaviour Intelligent apes can solve complex problems, pass information from one generation to the nest, and make and use tools. Society Chimp communities of over 100 individuals and gorilla families are both led by dominant males. Chimp hierarchy constantly changes and rank depends on personality as much as strength. Chimps and gorillas spend hours grooming friends and family.
Newborn apes rely on their mothers for milk and depend on their care for five years.
Young chimps and gorillas spend a lot of time playing together and learning how to be a part of chimp or gorilla society.