Invertebrates

1. In clear, straightforward text, this series introduces invertebrates, a group of animals that includes more than 1 million species. Readers will learn the distinguishing physical characteristics of each group of invertebrates, as well as what they eat, how they sense their world, and how they defend themselves. The final chapter of each book sends readers exploring, describing where to find the animals and how to stay safe while searching.2. A special section on life cycles appears in each book, supported by a photographic diagram. And two specific species are highlighted in up-close animal profiles.3. "Fascinating Fact" and "Did You Know?" boxes provide interesting supplemental information, and brief pronunciation guides are scattered throughout each book.4. Readers can test their newfound knowledge at the end of each book by taking a quiz and answering challenge questions.Invertebrates, was published 2005 under ISBN 9780791070581 and ISBN 0791070581.