Contents
Nesting of the Black Swift in Sequola National Park
Joseph S. Dixon
An Ecological Study of Some Minnesota Marsh Hawks
W. J. Breckenridge
Parental Instincts in Black Phoebes
Eric Campbell Kinsey
Studies in Avian Color Reaction
A. L. Pickens
Notes on the Forms of Spizella Atrogularis
A. J. Rossem
Minutes of Cooper Club Meetings
The Condor
Index to Volume Xxxvii
The Condor
Covers
Back Matter (PDF)
The Condor
Front Matter (PDF)
The Condor
From Field and Study
A Food Habit of the English Sparrow
Uhl R. Kuhn
Nine New Birds from Williams, Arizona
Lyndon L. Hargrave
A Cackling Goose Record for Lower California, Mexico
Laurence M. Huey
Western Tanager Nesting in Alum Hock Park, San Jose
James Peterson
The Common Leon in Nevada
Archibald Johnson
Additional Notes on Snow Buntings Perching in Trees
Oscar Mckinley Byrens
Long-billed Dowitcher Breeding in Alaska
Wilson C. Hanna
Nesting of the Yellow-breasted Chat in Saskatchewan
Laurence B. Potter
Wood Ibis near Death Valley
J. R. Pemberton
The Vocal Apparatus of the Elf Owl and Spotted Screech Owl
Alden H. Miller
Pigmy Nuthatch in Berkeley
S. C. Brooks
Flickers and Jays Feeding on Scarab Beetles in Flight
Jack C. Bloeiker
Notes and News
Charles T. Vorhles (portrait)
The Condor