Dive into Earth's oceans and discover the world of the gray whale! Stunning, full-color photos show these barnacle-covered whales above water and below. A range map reveals where these special sea creatures can be found. A labeled diagram helps readers identify flukes, flippers, and more. The gray whale's size, habitat, senses, threats, diet, reproduction, and unique behaviors are also introduced. Plus, find out about the interesting way these baleen whales feed and learn how far they migrate. A facts page, bolded glossary terms, and an index support the engaging, easy-to-read chapter text. Checkerboard Library is an imprint of ABDO Publishing Company.