Gulls of Europe, Asia and North America
Klaus Malling Olsen
Pipits and Wagtails of Europe, Asia and North America
Per Alstrom & Krister Mild
Woodpeckers
Hans Winkler & David A. Christie
Sunbirds of the World
Robert A. Cheke & Clive F. Mann
Storks, Ibises and Spoonbills of the World
James Hancock, James A. Kushlan & M. Philip Kahl
The Herons Handbook
James Hancock & James A. Kushlan
A Handbook to the Swallows and Martins of the World
Angela Turner & Chris Rose
Stonechats
Ewan Urquhart
Starlings and Mynas
Adrian Craig & Chris Feare
Skuas and Jaegers
Klaus Malling Olsen