Animals are all related. Some are more closely related than others. Scientists group them based on how they are related. Animal Classification looks at how scientists group animals, from least to most specific. 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. Aligned to Common Core Standards and correlated to state standards. Kids Core is an imprint of Abdo Publishing, a division of ABDO.