The Pocket Guide To Animals / Tracks is a guide you can truly put in your pocket and not worry about getting it wet or dirty * This fully illustrated guide is one of the most popular guides; providing illustrations of key animals and birds, w/ tracks shown alongside * Because it is spiral bound and tabbed, you can get in and out quickly as you come across puzzling indications of big game, small game, or birds * Along the margin is a ruler that enables you to quickly size a track * This guide is a must for hikers, backpackers, birdwatchers, and hunters