This book is part of a book series called Animal Rulers .

This book has been graded for interest at 6-8 years.

There are 144 pages in this book. This book was published 2017 by Capstone Press .

Lisa J. Amstutz is the author of more than 30 nonfiction books for children and many magazine and newspaper articles. Her background includes a B. A. in Biology and an M. S. in Environmental Science/Ecology. She loves sharing amazing facts about science and nature with kids. Jody Sullivan Rake specializes in writing about any and all animals. After earning a zoology degree from San Francisco State University, she became an educator and science writer at SeaWorld in San Diego. She still lives in San Diego. Rebecca Rissman has written over 100 nonfiction books for young readers about science, math, and history. Her favorite letter in the alphabet is R because when you say it out loud you sound like a pirate!