eWestern Birds

Contents

MAIN ARTICLES

The Timberline Sparrow, Spizella (Breweri) Taverneri in Alaska, with Notes on Breeding Habitat and Vocalizations
Terry J. Doyle

The Timing and Reliability of Bill Corrugations for Ageing Hummingbirds
Gregor M. Yanega, Peter Pyle, Geoffrey R. Geupel

New Information On Gulls In Southeastern Alaska
Steven C. Heinl

Rare Migrants in California
Steve Hampton

President's Message
Kimball L. Garrett

Cover photo by © Monte M. Taylor of Lancaster, California: Sage Thrasher (Oreoscoptes montanus), lndio, California, October, 1992. (Extraneous object removed digitally.)