Galapagos Discovery on Darwin's Islands

Steadman, David W.; Zousmer, Steven

Unnatural Selection

Van Grouw, Katrina

The Evolution of Flight

Glaeser, Georg, Hannes F. Paulus, and Werner Paulus

Extinct Birds

Fuller, Errol

Avian Evolution: The Fossil Record of Birds and its Paleobiological Significance

Mayr, Gerald

Darwin's Finches [PB]

Lack, David

Inheritance and Natural History

Berry, R.J.

A History of Birds [1910]

Pycraft, W.P

Birds of Stone: Chinese Avian Fossils from the Age of Dinosaurs

Chiappe, Luis M.; Meng Qingjin

Coevolution

Futuyama, Douglas J. and Montgomery Slatkin, Editors.

On the Wing: Insects, Pterosaurs, Birds, Bats and the Evolution of Animal Flight

Alexander, David E.

Populations, Species and Evolution

Mayr, Ernst