There are so many different animals in the world. How do scientists keep track of them all? 'Classification of Animals' explains how animals are grouped and named by looking at some of the most fascinating creatures on the planet. You will learn the seven levels of classification that show how all animals are divided into smaller groups until there is just one species left. You will also see how scientists use branching keys to help figure out what an animal might be. Sci-Hi is an engaging, comprehensive, and visually stimulating series that takes learning science core curriculum to a whole new level.