This book is part of a book series called How Nature Works .

There are 40 pages in this book. This book was published 2019 by Tilbury House, U. S. .

Mary M. Cerullo is the associate director of Friends of Casco Bay, an environmental group in Maine. She has written several nonfiction books for children. Jeffrey L. Rotman is a world-renowned underwater photographer whose work has appeared in many magazines and books for all ages. He lives in New Jersey with his wife and four children. Mary M. Cerullo has written 12 books on ocean life for children. She is the Associate Director of Friends of Casco Bay, and environmental group in South Portland, Maine.