Most Popular Papers *
A Checklist of the Birds of California
Guy Mccaskie, Pierre Devillers, Alan M. Craig, Clifford R. Lyons, Virginia P. Coughran, and Jean T. Craig
On the Field Identification of California Hummingbirds
F. Gary Stiles
A Study of the Le Conte's Thrasher
Jay M. Sheppard
Age and Sex Composition of Western Sandpipers on Bolinas Lagoon
Gary Page, Barbara Fearis, and Ronald M. Jurek
A Probable Swift-cactus Collision
Charles T. Collins
Identification of the Common Tern and the Arctic Tern
Jean-pierre Vande Weghe
Identification and Distribution in California of the Sphyrapicus Varius Group of Sapsuckers
Pierre Devillers
American Redstart Breeding in California
Laurence C. Binford and Richard W. Stallcup
First Record of Field Sparrow in California
Henry Robert
* Based on the average number of full-text downloads per day since the paper was posted.
» Updated as of 03/26/26.