Many interesting and important animals have lived on Earth. In the Early Animal Encyclopedias series, readers will learn about dinosaurs that once roamed the land and explore how different dog and cat breeds can look and act. They'll also discover how horses are used for both work and fun, understand the importance of many different farm animals, and dive into the exciting lives of sharks! This encyclopedia set is sure to give readers all they need to know about their favorite animals. Aligned to Common Core Standards and correlated to state standards. Early Encyclopedias is an imprint of Abdo Reference, a division of ABDO.