Contents
Effects of Food Supplementation, Song Playback, and Temperature on Vocal Territorial Behavior of Carolina Wrens
Joy G. Strain and Ronald L. Mumme
Feeding-time Minimization and the Territorial Behavior of the Willow Flycatcher (empidonax Traillii)
David R. C. Prescott and Alex L. A. Middleton
The Scleral Ossicles of Opisthocomus and Their Phylogenetic Significance
Kevin De Queiroz and David A. Good
A Mechanism of Sexual Segregation by Habitat in American Kestrels (falco Sparverius) Wintering in South-central Florida
John A. Smallwood
Notes and News
The Auk
Linearity of Geographic Range and Its Possible Effect on the Population Structure of Andean Birds
Gary R. Graves
Variation in the Costs, Benefits, and Frequency of Nest Reuse by Barn Swallows (hirundo Rustica)
Robert M. R. Barclay
Why Are Waxwings Waxy"? Delayed Plumage Maturation in the Cedar Waxwing"
D. James Mountjoy and Raleigh J. Robertson
100 Years Ago in the Auk
The Auk
Annual Reproductive Yield in the Cooperative Pygmy Nuthatch (sitta Pygmaea)
William J. Sydeman and Marcel G
Asynchronous Hatching and Food Limitation: a Test of Lack's Hypothesis
Susan Knight Skagen
Dominance Relationships in Harems of Female Red-winged Blackbirds
Laurel B. Roberts and William A. Searcy
The Beached-bird Assemblage of a Highly Saline Lake and Its Relevance for Reconstructing Paleoenvironments
Joseph R. Jehl Jr.
The Influence of Diet Quality on Clutch Size and Laying Pattern in Mallards
Jan L. Eldridge and Gary L. Krapu
Cavity Roosting, Philopatry, and Cooperative Breeding in the Green Woodhoopoe May Reflect a Physiological Trait
J. David Ligon, Cynthia Carey, and Sandra H. Ligon
Experimental Evidence for Sibling Recognition in Common Terns (sterna Hirundo)
J. Burger, M. Gochfeld, and W. I. Boarman
Male Parental Care and Extrapair Copulations in the Indigo Bunting
David F. Westneat
Evolutionary Genetics of Flycatchers Ii Differentiation in the Empidonax Difficilis Complex
Ned K. Johnson and Jill A. Marten
In Memoriam: Donald Louis Bleitz
Kenneth E. Stager
In Memoriam: James R Koplin
Michael W. Collopy
Covers
Front Matter
The Auk
Back Matter
The Auk
Short Communications
Testing for Individual Variation in Breeding Success
Scott A. Hatch
Estimating Female Settlement from Nesting Data
Kevin L. Teather, Katherine E. Muma, and Patrick J. Weatherhead
Commentaries
Do Kirtland's Warblers Migrate in One Hop?
Harold F. Mayfield
Bird Migration Terminology
Scott B. Terrill and Kenneth P. Able
Spacing Behavior and Population Limitation in Red Grouse
Adam Watson and Robert Moss