Birdwatching in 1990

Current Ornithology, Volume 7 by

Common Birds of Egypt by Bruun, Bertel

FG Western Birds 3rd Ed CL (Compl Rev & Enl) by Virginia Marie Peterson, National Wildlife Federation, Roger Tory Peterson, National Audubon Society, Roger Tory Peterson Institute

Cooperative Breeding in Birds: Long Term Studies of Ecology and Behaviour by

Cooperative Breeding in Birds: Long Term Studies of Ecology and Behaviour by

The Black Skimmer: Social Dynamics of a Colonial Species by Gochfeld, Michael, Burger, Joanna

Mac's Field Guides: Northeast Park & Backyard Birds by Macgowan, Craig

Seabirds of the Farallon Islands: Ecology, Dynamics, and Structure of an Upwelling-System Community by

The American Crow & Common Raven by Kilham, Lawrence

Mac's Field Guides: North American Birds of Prey by Macgowan, Craig