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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.

Two Dollars and Twenty-five Cents per Year in all other countries in the International Postal Union.


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

The Capture of Water-fowl in Fish Nets

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

The Present Status of the Subspecies

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