This book is part of a book series called Scientists in the Field .

This book has been graded for interest at 10-13 years.

There are 48 pages in this book. This book was published 2001 by Perfection Learning .

Sy Montgomery writes award-winning books for children as well as adults. She lives in Hancock, New Hampshire. www. symontgomery. com Nic Bishop is the photographer of many acclaimed books for children. He lives in Auckland, New Zealand. www. nicbishop. com Nic Bishop , an award-winning photographer, is well known for his stunning photos of the natural world. He lives in Kalamazoo, Michigan. Visit him at www. nicbishop. com.