Handbook of the Birds of Europe, the Middle East, and North Africa. Volume 8.

Cramp, Stanley; Perrins, Christopher M.

Ravens in Winter

Heinrich, Bernd

The Life of the Rook

Yeates, G.K.

The Florida Scrub Jay: Demography of a Cooperative-Breeding Bird

Woolfenden, Glen E. & , John W. Fitzpatrick

The Crows: A Study of the Corvids of Europe

Coombs, Franklin

The Pinyon Jay

Marzluff, John M.; Russell P. Balda;

Illustrations by Tony Angell

The American Crow and the Common Raven

Kilham, Lawrence

Made for Each Other: A Symbiosis of Birds and Pines [PB]

Lanner, Ronald M.

Gray Jay: Birds of North America species account

Dan Strickland and Henri Ouellet.

Steller's Jay: Birds of North America species account

Erick Greene, William Davison, & Vincent R. Muether.

Blue Jay: Birds of North America species account

Keith A. Tarvin and Glen E. Woolfenden.

Green Jay: Birds of North America species account

Daniel C. Gayou.