How Birds Fly
ISBN: , SKU: , AUTHOR: Kalman, Bobbie, PUBLISHER: Crabtree Publishing Company, There are more than different species of birds in the world Birds Up Close introduces young readers to fascinating bird facts answering questions about the aerial abilities of birds, their magnificent plumage, and astounding hunting prowess. Spectular full-color photos feature intriguing birds that live in forests, deserts, grasslands, and on water. Detailed illustrations help explain the mechanics of flight in a simple, clear way. Making a safe landing can be difficult for some seabirds. If the wind is not cooperating, they often crashland risking injury to their feet and legs. How Birds Fly uses detailed illustrations to help explain the dynamics of lift and thrust which keeps birds in the air. Also explored is: -- the nature of bird anatomy -- the role of feathers in flying -- why hummingbirds hover and why birds migrate in a V-formation -- the evolution of birds and the man-made dangers they face