The National Audubon Society field guide to North American birds. Eastern region /
Bull, John L
The National Audubon Society field guide to North American birds. Eastern region / John Bull and John Farrand, Jr. ; revised by John Farrand ; visual Key by Amanda Wilson and Lori Hogan - Revised edition, Second edition, fully revised - New York : Knopf : Distributed by Random House, 1995 - 797 p. : ill. (some col.) ; 20 cm
Rev. ed. of: The Audubon Society field guide to North American birds. 1977 Includes index
Descriptions of 508 eastern species have been brought up to date with the most recent American Ornithologists' Union listing, and keyed to 646 full color, high-quality nature photographs
0679428526 9780679428527
Birds--North America--Identification
QL681 / .B77
The National Audubon Society field guide to North American birds. Eastern region / John Bull and John Farrand, Jr. ; revised by John Farrand ; visual Key by Amanda Wilson and Lori Hogan - Revised edition, Second edition, fully revised - New York : Knopf : Distributed by Random House, 1995 - 797 p. : ill. (some col.) ; 20 cm
Rev. ed. of: The Audubon Society field guide to North American birds. 1977 Includes index
Descriptions of 508 eastern species have been brought up to date with the most recent American Ornithologists' Union listing, and keyed to 646 full color, high-quality nature photographs
0679428526 9780679428527
Birds--North America--Identification
QL681 / .B77