Trogons and Quetzals of the World
Johnsgard, Paul A.
The Birds of Africa. Volume I (1): Ostriches to Falcons
Urban, Emil K.; Brown, L. B.; Newman, Kenneth B.; Fry, C. Hilary; Keith, Stuart
Illustrations by Woodcock, Martin; Hayman, Peter
Tawny Frogmouth, Second Edition
Shrikes and Bush-Shrikes: Including Wood-Shrikes, Helmet-Shrikes, Flycatcher-Shrikes, Philentomas, B
An Atlas of Speciation in African Non-Passerine Birds
Snow, D.W., Editor.
The Auk 88-2. Life History of the Keel Billed Toucan
The Auk 59/3. Life History of the Mexican Trogon
The Ostrich Communal Nesting System
Bertram, Brian C.R.
Kiwis: A Monograph of the Family Apterygidae
Fuller, Errol. Editor
Notes on the Nighthawks of the Genus Chordeiles in Southern Middle America, with a Description of a
The Birds of British Somaliland and the Gulf of Aden: Vol IV
Archer, Sir Geoffrey and Eva M. Godman
Illustrations by Archibald Thorburn and Henrik Gronvold
Cuckoo: Cheating by Nature