THE CONDOR
A Magazine of Western Ornithology
Published Bi-Monthly by the Cooper Ornithological Club
Entered as second-class matter January 25, 1922. at the post-office at Pasadena, California, under Act of Congress of March 3, 1879. Acceptance for mailing at special rate of postage provided for in Section 1105, Act of October 3, 1917. Authorized January 5, 1921.
Issued from the Office of The Condor, 770 South Pasadena Avenue, Pasadena, California
SUBSCRIPTION RATES
Two Dollars per Year in the United States, payable in advance.
Forty Cents the single copy.
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COOPER CLUB DUES
Two Dollars per year for members residing in the United States.
Two Dollars and Twenty-five Cents in all other countries.
Manuscripts for publication should be sent to the Editor, J. Grinnell, Museum of Vertebrate Zoology, University of California, Berkeley, California.
Claims for missing or imperfect numbers should be made of the Business Manager, as addressed below, within thirty days of date of issue.
Cooper Club Dues, Subscriptions to The Condor, and Exchanges, should sent to the Business Manager.
For the Purchase of Back Volumes of The Condor or of the Pacific Coast Avifauna series, apply to the Business Manager.
W. Lee Chambers, Business Manager, Altadena, Los Angeles County, California.
Issued December 19, 1922
CONTENTS |
|
| The Development of Young Costa Hummingbirds (with four photos) | Robert S. Woods 189 |
| Evidence of Musical "Taste" in the Brown Towhee | Richard Hunt 193 |
| Notes on the Yellow-billed Loon | Alfred M. Bailey 204 |
| Distribution of Molothrus ater in California, with the Description of a New Race | Donald R. Dickey and A. J. van Rossem 206 |
| FROM FIELD AND STUDY |
Frederick C. Lincoln 211 |
| Northward Range of the Gray Vireo in California | J. Grinnell 211 |
| Two Birds from the Bitterroot Valley, Montana | Bernard Bailey 212 |
| Blackbirds Flocking | L. B. Potter 212 |
| Notes from Southwestern New Mexico | R. T. Kellogg 212 |
| Birds Eating Snails | R. R. McLean 213 |
| The Snowy Egret in Los Angeles County, California | Mrs. F. T. Bicknell 213 |
| Perching Pelicans | W. E. Allen 213 |
| EDITORIAL NOTES AND NEWS | 14 |
| COMMUNICATIONS |
A. J. van Rossem 215 |
| Life Histories of North American Birds | A. C. Bent 216 |
| MINUTES OF COOPER CLUB MEETINGS | 217 |
| INDEX TO VOLUME XXIV | 219 |