See those animal signs on the trail? Was that footprint left by a fox or a wolf? Was that pile of droppings deposited by a moose, a mouse, or a marten? Scats and Tracks of North America will help you determine which mammals, birds, reptiles, and amphibians have passed your way and could still be nearby. Clearly written descriptions and illustrations of scats, tracks, and gait patterns will help you recognize species across the entire continent.