Download or read book Gray Wolf written by Barbara A. Somervill and published by Cherry Lake. This book was released on 2007-08-01 with total page 36 pages. Available in PDF, EPUB and Kindle. Book excerpt: At one time, the howling of gray wolves was a common sound throughout North America. Readers will learn more about these pack animals and what brought them to the edge of extinction. They will also find out more about the steps that have been taken to reintroduce gray wolves to the territories where they once roamed freely.