Introduces the reader to the most well-known group of animals, from the mighty whale to the tiny shrew.

Includes bibliographical references and index.

World of mammals -- Mammal bodies -- Origins of mammals -- Skin and fur -- Colors and camouflage -- Mammal senses -- How mammals move -- Swimming and flying -- Mammal communication -- Living together -- Meat-eaters -- Plant-eaters -- Migrate or hibernate? -- Nests and dens -- Ready to breed -- Birth and babies -- Pouches and eggs -- Saving mammals -- Animal classification -- Animal phyla.