Contents
Notes on the Habits and Development of Young Quail
Frank F. Gander
Some Observations on Bird Behavior
E. L. Summer
Facts Concerning the Use of Thallium in California to Poison Rodents-its Destructiveness to Game Birds, Song Birds and Other Valuable Wild Life
Jean M. Linsdale
Two Primitive Rails from the Eocene of Colorado and Wyoming
Alexander Wetmore
The Birds of the Rogue River Valley, Oregon
Ira N. Gabrielson
Editorial Notes and News
J. Grinnell
Wholesale Poisoning of Wild Animal Life
J. Grinnell
Minutes of Cooper Club Meetings
Hilda W. Grinnell and John McB. Robertson
Covers
Back Matter (PDF)
The Condor
Front Matter (PDF)
The Condor
From Field and Study
Late Nesting of a Pair of Barn Swallows in Montana
Winton Weydemeyer
An Experiment in Staining California Gulls
John B. Price
Black-necked Stilts Nesting in the Suisun Marshes, California
Emerson A. Stoner
Ground Nesting of Crows in Wyoming
Captain L. Wolfe
The Reddish Egret, a Bird New to the Avifauna of California
Laurence M. Huey
A Seasonal Feast of the Willow Goldfinch
Tracy I. Storer
Behavior of Parent Killdeers
Henry Warrington
Whistling Swans on Salton Sea
Wilson C. Hanna
Harris Sparrow in Berkeley
Margaret W. Wythe
Two New Birds and Other Records for Lower California, Mexico
Lawrence M. Huey
Some Recent Records from Lincoln County, Montana
Winton Weydemeyer
The Most Western Record of the Indigo Bunting
Lawrence M. Huey
The Western Tanager Wintering in Southern California
E. S. Spaulding