"Companion to National Geographic field guide to the birds of North America"--Cover.

Sparrows are as complicated as they are common. This is an essential guide to identifying 76 kinds, along with a fascinating history of human interactions with

"A Guide to the Birds of Mexico and Northern Central America is astonishingly comprehensive, covering the identification, status, and distribution of all 1,070

Drawing on the knowledge and insight gained from a lifetime of watching, studying, and enjoying birds, this book is full of information about more than four hun