Sibley's Backyard Birds: Western North America
“Once in a great while, a natural history book changes the way people look at the world. In 1838, John James Audubon’sBirds of Americawas one . . . In 1934, Roger Tory Peterson producedField Guide to the Birds. . . Now comesThe Sibley Guide to Birds.”  —New York Times"This wonderful book is comprehensive—erudite—in fact, magnificent, a powerful book that will start a new generation of bird books and birding. It provides triple the educational content over any predecessor. The treatments are innovative and superb." —Frank Gill, director of science, National Audubon Society"An ecological testament to the majesty of birds in all their variations."  —Terry Tempest Williams on David Allen Sibley's illustrations