Contents
Homing Success in Wintering Sparrows
C. John Ralph and L. Richard Mewaldt
Winter Foraging and Associated Behavior of Pileated Woodpeckers in Georgia and Florida
Lawrence Kilham
Song Mimicry and Species Relationships among the West African Pale-winged Indigobirds
Robert B. Payne
Distribution, Ecology, and Breeding Biology of the Rufous-throated Solitaire in Jamaica
Alexander Cruz
Organic Material and Calories in Laughing Gull Eggs
Ralph W. Schreiber and John M. Lawrence
Avifauna of the R
Frederick R. Gehlbach, David O. Dillon, Herschel L. Harrell, Stephen E. Kennedy, and Kay R. Wilson
Migrational Orientation in Ring-billed Gull Chicks
William E. Southern
Feeding Behavior of North American Herons
James A. Kushlan
Changes in the Breeding Ranges of Two Grassland Birds
Robert J. Hurley and Edwin C. Franks
Comparative Mobbing Behavior of Scrub and Mexican Jays
Jack F. Cully Jr. and J. David Ligon
Bird Collections in the United States and Canada: Addenda and Corrigenda
Mary H. Clench, Richard C. Banks, and Jon C. Barlow
In Memoriam: Alexander Sprunt, Jr
Carl W. Buchheister
Nesting and Parental Behavior in Domestic Common Quail
F. Scott Orcutt Jr. and Adrienne B. Orcutt
Proceedings of the Ninety-third Stated Meeting of the American Ornithologists' Union
George E. Watson
Obituaries
The Auk
Errata and Addenda
The Auk
Notes and News
The Auk
General Notes
Population Growth in the Cattle Egret
Carl E. Bock and Larry W. Lepthien
Cape May Warblers in Middle America
C. Russell Mason
Morphology of the Bony Stapes in Philepitta and Neodrepanis: New Evidence for Suboscine Affinities
Alan Feduccia
Behavioral Evidence on Skimmers' Evolutionary Relationships
Harold F. Sears, Lynn J. Moseley, and Helmut C. Mueller
The Effects of Water Restriction on Renal Mucoid Materials in Columba Livia
F. M. Mcnabb and Roger A. Mcnabb
Band-tailed Gull Photographed in Florida
Clark S. Olson
Absence of Individual Distance" in Three Swallow Species"
W. Roger Meservey and George F. Kraus
Migrant Golden-winged Warbler with a Bivalent Repertoire
Keith B. Russell
Growth and Fledging Age of Sooty Tern Chicks
William Y. Brown
First Breeding Record of Bewick's Wren in New York State
Daniel Smiley and James Stapleton
Accipiter Poliogaster from Peru, and Remarks on Two Collecting Localities Named Sarayacu""
Marion Anne Jenkinson and Merlin D. Tuttle
Aimophila Strigiceps New to Paraguay
Lester L. Short
Variation in Oldsquaw Rectrix Numbers
Steven R. Peterson
Reevaluation of Activity Clustering" by Male Grouse"
Gordon W. Gullion
Notes on the Sickle-winged Guan in Colombia
Terry B. Johnson and Steven Hilty
Juvenile Little Blue Herons Try to Secure Food from Adult Louisiana Herons
James A. Rodgers Jr.
A Washington Record of the Boreal Owl
Richard E. Johnson and George E. Hudson
Covers
Front Matter
The Auk
Back Matter
The Auk