Handbook of the Birds of the World, Volumes 1 through 16
DEL HOYO, Josep, Andrew ELLIOTT, and Jordi SARGATAL, Editors; Butchart, Stuart; Collar, Nigel; Stattersfield, Alison; Bennun, Leon
Birds of Prey of the World
Weick, Friedhelm; Brown, Leslie
Shrikes and Bush-Shrikes: Including Wood-Shrikes, Helmet-Shrikes, Flycatcher-Shrikes, Philentomas, B
The Birds of Paradise: Paradisaeidae (Bird Families of the World)
Frith, Clifford B.; Beehler, Bruce M.
Illustrations by Cooper, William T.
Pipits and Wagtails
Alstrom, Per; Mild, Krister
Illustrations by Woodcock, Martin
Woodpeckers: An Identification Guide to the Woodpeckers of the World
Winkler, Hans, with David A. Christie and David Nurney
Curassows and Related Birds
DELACOUR, Jean and Dean AMADON.
Illustrations by Albert Earl Gilbert, George Miksch Sutton, and David Reid-Henry
The Howard and Moore Complete Checklist of the Birds of the World, Third edition
Dickinson, Edward C., Editor
Pheasants, Partridges, and Grouse: A Guide to the Pheasants, Partridges, Quails, Grouse, Guineafowl,
Madge, Steve; Kirwan, Guy M.; Mcgowan, Philip J.K.
Sunbirds : A Guide to the Sunbirds, Flowerpeckers, Spiderhunters and Sugarbirds and of the World
Cheke, Robert A.; Mann, Clive F.
Birds of the World: Game Birds
The Grouse of the World
Johnsgard, Paul A.