Contents
Song Similarity Between Neighboring American Redstarts (setophaga Ruticilla): a Statistical Analysis
N. L. Shackell, R. E. Lemon, and D. Roff
Genetic and Morphological Differentiation and Phylogeny in the Australo-papuan Scrubwrens (sericornis, Acanthizidae)
Leslie Christidis, Richard Schodde, and Peter R. Baverstock
Distribution and Dispersal in the Piping Plover
Susan M. Haig and Lewis W. Oring
Body-size Variation and Fitness Components in Lesser Snow Geese (chen Caerulescens Caerulescens)
J. Chris Davies, R. F. Rockwell, and Fred Cooke
Notes and News
The Auk
Breeding Biology of the Puerto Rican Sharp-shinned Hawk (accipiter Striatus Venator)
Carlos A. Delannoy and Alexander Cruz
100 Years Ago in the Auk
The Auk
On the Origin of Darwin's Finches
Luis F. Baptista and Pepper W. Trail
Adjustment of Parental Investment with Mate Quality by Male Yellow-headed Blackbirds (xanthocephalus Xanthocephalus)
David F. Gori
Morphometrics of Flightlessness in the Alcidae
Bradley C. Livezey
Early Growth and Development of the Common Barn-owl's Facial Ruff
Tim Haresignew Moiseff
Field Metabolism of Tree Swallows during the Breeding Season
Joseph B. Williams
Seed Handling Ability, Bill Structure, and the Cost of Specialization for Crossbills
Craig W. Benkman
Prey Dynamics and the Breeding Phenology of Common Terns (sterna Hirundo)
Carl Safina and Joanna Burger
The Costs and Benefits of Egg Destruction by Conspecifics in Colonial Cliff Swallows
Charles R. Brown and Mary Bomberger Brown
An Analysis of Function in the Formation Flight of Canada Geese
John P. Badgerow
Assessing Population Trends of New Hampshire Forest Birds: Local Vs Regional Patterns
Richard T. Holmes and Thomas W. Sherry
In Memoriam: Hans Albert Hochbaum
C. Stuart Houston
In Memoriam: John Davis, 1916-1986
Charles G. Sibley and Frank A. Pitelka
In Memoriam: S
S. Dillon Ripley
Index to Volume 105
The Auk
Covers
Front Matter
The Auk
Back Matter
The Auk
Short Communications
Museum Collections as a Source of Dna for Studies of Avian Phylogeny
Peter Houde and Michael J. Braun
Application of Synaptonemal Complex Techniques for Determination of Diploid Number and Chromosomal Morphology in Birds
David W. Hale, Elizabeth J. Ryder, Philip D. Sudman, and Ira F. Greenbaum
Influence of Desert Nesting and Foraging Distance on Growth Rates in Gray Gulls (larus Modestus)
Carlos G. Guerra, Lloyd C. Fitzpatrick, and Roberto E. Aguilar
Selectivity and Ecological Consequences of Cavity Nesters Using Natural Vs Artificial Nest Sites
Jeffrey D. Brawn
Nonparental Attendants in a North-temperate Migrant
Michael Kaspari and Helen O'Leary
Sex Ratios of Fledgling Golden Eagles
Thomas C. Edwards Jr., Michael W. Collopy, Karen Steenhof, and Michael N. Kochert
Soil Analyses and 13 C/12 C Ratios Identify Sites of Deserted Rockhopper Penguin Colonies
P. J. Moors, T. W. Speir, and G. L. Lyon
Food Supplement Effects on Breeding Time and Harem Size in the Red-winged Blackbird (agelaius Phoeniceus)
Peter H. Wimberger
Commentaries
Genetic Distance and Hybridization of Black Ducks and Mallards: a Morph of a Different Color?
G. R. Hepp, J. M. Novak, K. T. Scribner, and P. W. Stangel
Response to Hepp Et Al
C. Davison Ankney and Darrel G. Dennis
Are Weekend Data Suspect?
Robert P. Yunick
Response to R P Yunick
D. James Mountjoy and Raleigh J. Robertson
Editorial
Letter of Transmittal
Alan H. Brush