Science holds the answers to why a bird can fly through the sky and how a fish can swim so quickly through the water. The Science of Animal Movement explains how the shape of an animal's body works with its surroundings, letting it move in its own special way. A cheetah runs fast to capture its prey. Science explains how many mammals dash across land. How Mammals Run explains how many mammals' bodies let them chase down prey or escape predators, as well as the forces at work that make them so fast. Easy-to-read text, vivid images, and helpful back matter give readers a clear look at this subject. Features include a table of contents, infographics, a glossary, additional resources, and an index. AGES: 7 to 9