Western Birds Volume 28, 1997
	Sage Thrasher © Monte M. Taylor	Vol. 28, No. 1, 1997 Contents 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, and Geoffrey R. Geupel New Information on Gulls in Southeastern Alaska --Steven C. Heinl Rare Migrants in California: The Determinants of Their Frequency --Steve Hampton President's Message --Kimball Garrett
	Eared Trogon © Richard Ditch	Vol. 28, No. 2, 1997 Contents Inventory of the Species and Subspecies of Alaska Birds --Daniel D. Gibson and Brina Kessel The Birds of San Pedro Martir Island, Gulf of California, Mexico --Bernie R. Tershy and Dawn Breese Four Young Fledged by a Pair of California Spotted Owls --William S. LaHaye Nesting Success of the Western Wood-Pewee in Colorado --Jameson F. Chace, Alexander Cruz, and Alexander Cruz, Jr. Northern Goshawk Breeding Records from San Diego County, California --Lloyd F. Kiff and Dennis R. Paulson Killdeer Hatches in a Snowy Plover Nest --Andrea Agee
	Western Tanager © Brian E. Small	Vol. 28, No. 3, 1997 Contents Twentieth Report of the California Bird Records Committee: 1994 Records --Steve N. G. Howell and Peter Pyle Status and Breeding Ecology of the Southwestern Willow Flycatcher in the Grand Canyon --Mark K. Sogge, Timothy J. Tibbitts, and Jim R. Petterson Abundance of Shorebirds at Willapa Bay, Washington --Joseph B. Buchanan and Joseph R. Evenson Hybridization of a Sandwich and Elegant Tern in California --Charles T. Collins Snowy Plover Nesting on Eel River Gravel Bars, Humboldt County --Donald C. Tuttle, Richard Stein, and Gary Lester Some Observations of Birds on the Central Mexican Plateau --Tony Leukering and Jim Bradley
	Mitred Parakeets © Charles T. Collins	Vol. 28, No. 4, 1997 Contents Population Status and Distribution of Naturalized Parrots in Southern California --Kimball L. Garrett Food Items of Naturalized Parrots in Southern California --Kimball L. Garrett, Karen T. Mabb, Charles T. Collins, and Lisa M. Kares Roosting Behavior of Naturalized Parrots in the San Gabriel Valley, California --Karen T. Mabb Nesting Behavior of Amazona Parrots and Rose-ringed Parakeets in the San Gabriel Valley, California --Karen T. Mabb Seasonal Flock Sizes of Naturalized Mitred Parakeets (Aratinga mitrata) in Long Beach, California --Charles T. Collins and Lisa M. Kares Likely Occurrence of Overlapping Broods in the Rock Wren --John J. Walsh and Carl E. Bock Confirmed Nesting of an Indigo with a Lazuli Bunting in Kern County, California --Sean P. Rowe and Daniel S. Cooper Index --Jack W. Schlotte and Philip Unitt

	Back issues of Western Birds within the U.S.: $30 per volume, $7.50 for single issues, $20 for the special California Gnatcatcher issue, plus $1.00 for postage. Outside the U.S.: $40 per volume, $10.00 for single issues. Send check to Treasurer, Robbie Fischer, 1359 Solano Drive, Pacifica, CA 94044.
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