Why Do Fish Have Gills?
And Other Questions About Evolution and ClassificationBook - 2017
"What is a fish? How can you classify fish? Readers will find the answers to these questions and more in this volume. Readers will learn the differences between flatfish, catfish, eels, and more, as they get an up-close look at several fish species. They will learn the ways fish have adapted over millions of years to fit into their environment, including developing a swim bladder and fins"--Provided by publisher.
Publisher: New York, NY :, PowerKids Press :, The Rosen Publishing Group, Inc.,, 2017
Characteristics: 32 pages : color illustrations ; 29 cm