Butterflies of the Pacific Northwest is an easy-to-use and beautifully illustrated field guide to more than 200 of the region's most common and distinctive butterflies. Profiles include preferred common name for both genus and species, conservation status, the look and distinguishing traits of each butterfly, habitat and range, and much more. Additional information includes a brief introduction to how butterflies work and details on ecology and conservation.

• Covers Washington, Oregon, western Idaho, northern California, and British Columbia
• 17 illustrative plates for comparing and identifying species
• Nearly 200 range maps
• Clear color-coded layout
• Essential reference for nature enthusiasts of all ages and skill levels