: Reviewers from The Seattle Times and other outlets note that the book places photographs, range maps, and key identification features on the same page, which eliminates constant flipping back and forth.
: Beyond identification, the guide includes sections on butterfly biology and measures for their conservation.
This volume is part of a larger series and serves as a companion to . Together, these books cover all known butterfly species in the continental United States. Readers also find it a more field-practical alternative to larger, heavier reference texts. Purchasing Options The book is available through various retailers: Go to product viewer dialog for this item. Butterflies Through Binoculars: The West [eBook]
: The guide features over 1,000 color photographs of live butterflies in the wild, often showing both dorsal (top) and ventral (bottom) views to assist in accurate identification.
by Jeffrey Glassberg is a highly regarded non-fiction field guide that provides a comprehensive overview of butterfly species in western North America. Published in 2001 by Oxford University Press , it covers the region from the central plains to the Pacific coast and from Canada to Hawaii. Key Features and Content
: For each butterfly, the book provides data on wing area, habitat, abundance, flight times, and major host plants for caterpillars.