An essential pocket guide to tracks, scats and signs of not just the mammals of the region, but also of the reptiles, amphibians and birds. Each of 70 species gets a double-page spread, with line drawings of the animal, scat and track, range map and description. Winner of the 1999 National Outdoor Book Award in the Nature Guidebook Category, it features shaded pencil drawings by Todd Telander.  (USW118, $9.95)