A monkey has flexible arms to swing through the trees, a long tail for balance, good eyesight to spot food and predators and - most important of all - a large brain to make sense of its world. This guide explores the complicated lives of monkeys and other small primates. Discover why some Japanese macaques wash their food before eating it, find out how the fearsome canine teeth of male baboons ward off potential rivals, and learn what makes a bush baby successful in its nocturnal life. This book introduces young natural history enthusiasts to unusual lifestyles, clever behaviour and a range of habitats, with plenty of wildlife photographs. Special focus features zoom in closer to concentrate on a particular topic, such as the colourful communication of the mighty mandrill and the amazing agility of golden langurs.