Why don't trees grow on prairies? What exactly is a zebra mussel? How have human beings changed the land in Illinois? You can find the answers to these questions in this book, which contains all kinds of fun and fascinating facts about the plants and animals of Illinois and the habitats in which they live. Inside, you will find information about where and how Illinois plants and animals live. You will learn how these living things fit into an ecosystem. And, you'll find out what actions are being taken to protect the natural environment of Illinois. Inside you'll find: maps that help you find your way around Illinois, photographs that let you see what you are reading about, a glossary, index, and list of more books to read to help you find what you're looking for and better understand it.