Butterflies of the Rocky Mountains: A Guide to Common and Notable Species

This waterproof guide beautifully illustrates over 80 species of butterflies and most of their caterpillars found in the Rocky Mountains, including all of the national parks: Glacier, Yellowstone, Grand Teton, Rocky Mountain, Mesa Verde, Canyonlands, Zion, and Grand Canyon. This pocket-sized guide features color photos in a side-by-side format that makes it idea for field use. The guide includes, along with many of the more common species, several of the region's most unique species: Rocky Mountain Parnassian; Pale Swallowtail; Large Marble; Pine White; Tailed, Edith's, Blue, and Lilac-bordered coppers; Western Pine Elfin; Arrowhead, Greenish, and Arctic blues; Milbert's Tortoiseshell; Gillett's, Arachne, and Sagebrush checkerspots; Great Spangled, Zerene, and Frigga fritillaries; Hayden's Ringlet; Small Wood-Nymph; Grizzled and Arctic Skippers; and Western Branded-Skipper. Common and scientific names, adult size, season when they can be found, and their caterpillar host plants are listed. Nature enthusiasts of all ages will enjoy using this marvelous guide.