The Birder's Miscellany
Owls: Their Natural and Unnatural History
Sparks, John; Tony Soper
The Growth and Development of Birds
O'Connor, Raymond J.
Bird Population Studies: Relevance to Conservation and Management
Perrins, C.M. and G.J.M. Hirons
A Field Guide to the Birds of Mexico [First Edition]
Edwards, Ernest P.
Evolution by Natural Selection
Darwin, Charles & Alfred Russel Wallace
British Zoology. Volumes I and II. Fourth Edition
The Ecology and Behavior of the Lewis Woodpecker (Asyndesmus Lewis)
Bock, Carl E.
The Avian Egg
Romanoff, Alexis L. & Anastasia J. Romanoff
Effects of Climate Change on Birds, Second edition
Dunn, Peter O. and Anders Pape Moller
A New Jay of the Genus Cyanocorax from Sinaloa, Mexico
Moore, Robert T.
History of the North American Bird Fauna