eWestern Birds

The Quarterly Journal of Western Field Ornithologists

Vol. 54, No. 4
November 2023
Western Field Ornithologists

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Seventh Report of the New Mexico Bird Records Committee
Sartor O. Williams III and Matthew J. Baumann

Recent Increase in the Yellow-billed Magpie Population in Sacramento and Its Possible Causes
Daniel A. Airola


First Record of a Siberian Rubythroat (Calliope calliope) in the Conterminous United States
Sierra L. Sowa, Yvonne Luong, Giovanni S. Quezada, Brigitte K. Scott, and Jessica A. Castillo Vardaro

Prey Size Determines Handling and Capture Tactics in the Western Grebe
David Dorado

First Report of Intentional Seed-Eating by Black Phoebes
Mark K. Sogge

In Memoriam: Thomas S. Heindel, 1936–2023


Front cover photo by © Robert Walker of Los Alamos, New Mexico: Blue Mockingbird (Melanotis caerulescens), Rattlesnake Spring, Eddy County, New Mexico, 22 November 2021, representing a first accepted record for New Mexico and tenth accepted record for the United States of a species otherwise endemic to Mexico.

Back cover photo by © Jonathan P. Batkin of Tucson, Arizona: Anhinga (Anhinga anhinga), Hobbs, Lea County, New Mexico, representing an eighth accepted record for New Mexico.