A Field Guide to Birds' Nests

Campbell, Bruce; James Ferguson-Lees

The Return of the Osprey

Brown, Philip & George Waterson

The Book of Birds: Five Centuries of Bird Illustration

Lysaght, A.M.

Collins Guide to Sea Fishes of Britain and North-Western Europe

Muus, Bent J. & Preben Dahlstrom

A Field Guide to the Land Snails of Britain and North-west Europe

Kerney, M.P. & R.A.D. Cameron

A Field Guide to Grasshoppers and Crickets of Britain and Northern Europe

Bellman, Heiko

Birds of the Pacific Slope of Los Angeles County

GRINNELL, Joseph.

Catalog of Alaskan Seabird Colonies

Sowls, Arthur L., et al

The Birds of Ecuador, Two-volume set

Ridgely, Robert S.; Greenfield, Paul J.; Guerrero G., Mauricio

The Birds of Africa. Volume II (2): Gamebirds to Pigeons

Urban, Emil K.; Fry, C. Hilary; Keith, Stuart

Illustrations by Woodcock, Martin

Birds in Minnesota. Revised and Expanded Edition

Janssen, Robert B.

Birds of Cambodia [Flexi]

Cambodia Bird Guide Association (CBGA)