Berthoud Community Library District

This edition includes 100 color photographs of tracks and sign, more than 1,000 line drawings, and updated nomenclature for all the mammals of North America. The text includes descriptions of habits, habitats, tracks, signs, and ranges and is filled with natural history stories.

Presents information on collecting and identifying rocks and minerals, with sections on metallic, nonmetallic, gem, and rock-forming minerals, and on igneous, sedimentary, and metamorphic rocks.

Distribution maps, color illustrations, and statistics on 700 species of birds are contained in this handy field guide.

Describes more than 200 species of salamanders, frogs, toads, turtles, lizards, and snakes.

Title on added t.p.: A field guide to the insects. "Sponsored by the National Audubon Society, the National Wildlife Federation, and the Roger Tory Peterson Institute."