Sponsored by the National Audubon Society, the National Wildlife Federation, and the Roger Tory Peterson Institute. America's Best-Selling Field Guides the Peterson Field Guides are designed to work in the field, and every illustration, every word, is directed to the end. For each Field Guide, an author with expertise in the subject and an experienced artist work closely with the editors to ensure that both text and illustrations are accurate. A Field Guide to Animal Tracks: Includes descriptions of the habits, habitats, tracks, signs, and ranges of all the mammals of North America. More than 1,000 illustrations show individual tracks, different track patterns, animals in their habitats, droppings, and gnawed trees - every type of clue the tracker needs. Soft cover, 374 pages, 7"x 4", many wondeful illustrations.To order by phone call Toll Free 866-596-9982.