Track And Sign
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Bird Tracks & Sign
Songbirds, waterfowl, owls, shorebirds, warblers, woodpeckers, nightjars, birds of prey. Dozens of feather groups photographed in color.
Mammal Tracks & Sign
Organized for in-the-field use or at-home reference, this guide brings together text, line drawings, range maps, and more than 1,000 color photographs to illustrate and describe the tracks and sign left by North American mammals -- feeding signs, scat, burrows, tunnels, bedding areas, rubbings, remains, and 104 life-size tracks.