How Birds Evolve
Douglas J. Futuyma
New Guinea
Bruce McP. Beehler
Flight Identification of European Passerines and Select Landbirds
Tomasz Cofta
Oceanic Birds of the World
Steve N. G. Howell
Tracks and Signs of the Animals and Birds of Britain and Europe
Lars-henrik Olsen
Ten Thousand Birds
Tim Birkhead
Birds of Central America
A. C. Vallely
Birds of New Guinea
Thane K. Pratt
Slow Birding
Joan Strassmann
The Birds of America
John James Audubon
Remarkable Birds
Mark Avery
The Empire of the Eagle
Mike Unwin
Manual of Ornithology
Noble S. Proctor
Seabirds As Sentinels
Eric Loudon Wagner
