Thousand-Mile Fliers and Other Amazing Migrators

From tiny butterflies to massive whales, animals across the planet travel thousands of miles each year in search of food, shelter, or breeding grounds. The book reveals the longest migration routes on Earth, the largest animal groups, and the astonishing challenges migrants face. Designed for middle graders, it blends vivid examples with easy-to-understand science to show how animals navigate over land, sea, and air.