The Sibley Guide to Bird Life and Behavior

“Once in a great while, a natural history book changes the way people look at the world. In 1838, John ames Audubon’s Birds of America was one...In 1934, Roger Tory Peterson produced Field Guide to the Birds...Now comes The Sibley Guide to Birds.”Thus did The New York Times, in 1999, greet David Allen Sibley’s monumenta More »