Contents
Local and Regional Effects of Pedestrians on Forest Birds in a Fragmented Landscape
Esteban Fernandez-Juricic
Evidence for Edge Effects on Multiple Levels in Tallgrass Prairie
Maiken Winter, Douglas H. Johnson, and John Faaborg
Influence of Treefall Gaps on Distributions of Breeding Birds Within Interior Old-growth Stands in Bialowieza Forest, Poland
Robert J. Fuller
Activity Patterns of Marbled Murrelets in Douglas-fir Old Growth Forests of the Oregon Coast Range
Patrick G. Jodice and Michael W. Collopy
Patterns of Nest Attendance in Female Wood Ducks
Chad A. Manlove and Gary R. Hepp
The Thermal Regime of Eggs during Laying and Incubation in Greater Snow Geese
Catherine Poussart, Jacques Larochelle, and Gilles Gauthier
Characteristics of Predators and Offspring Influence Nest Defense by Arctic and Common Terns
Rebecca M. Whittam and Mary L. Leonard
Sleep-vigilance Trade-off in Gadwall during the Winter Period
Michael Gauthier-Clerc, Alain Tamisier, and Frank Cezilly
Nesting Success of Forest Birds in Southeast Alaska and Adjacent Canada
Mary F. Willson and Scott M. Gende
Predation on Japanese Quail Vs. House Sparrow Eggs in Artificial Nests: Small Eggs Reveal Small Predators
Thomas J. Maier and Richard M. Degraaf
Correlates of Reproductive Success in Cooperatively Breeding Western American Crows: if Helpers Help It's Not by Much
Carolee Caffrey
Badge Size and Extra-pair Fertilizations in the House Sparrow
R. R. Whitekiller, David F. Westneat, P. L. Schwagmeyer, and Douglas W. Mock
Copulation Behavior in the Osprey in Relation to Breeding Density
Per Widen and Malena Richardson
Survival and Song-type Sharing in a Sedentary Subspecies of the Song Sparrow
Pamela L. Wilson, Mary C. Towner, and Sandra L. Vehrencamp
Costs of Parasitism Incurred by Two Songbird Species and Their Quality as Cowbird Hosts
Dirk E. Burhans, Frank R. Thompson III, and John Faaborg
Prey Switching and Variable Foraging Strategies of Black-legged Kittiwakes and the Effect on Reproductive Success
Robert M. Suryan, David B. Irons, and Jeb Benson
Demography of Zenaida Doves in Puerto Rico
Frank F. Rivera-Milan and Myrana Vazquez
Stress, Corticosterone, and Heterophil to Lymphocyte Ratios in Free-living Adelie Penguins
Carol M. Vleck, Nicole Vertalino, David Vleck, and Theresa L. Bucher
Nest Site Selection and Productivity of Suburban Red-shouldered Hawks in Southern Ohio
Cheryl R. Dykstra, Jeffrey L. Hays, F. Bernard Daniel, and Melinda M. Simon
The Rufous Cacholote (furnariidae: Pseudoseisura) is Two Species
Kevin J. Zimmer and Andrew Whittaker
Book Reviews
The Condor
News and Notes
The Condor
Covers
Back Matter (PDF)
The Condor
Front Matter (PDF)
The Condor
Commentary
Measuring Annual Reproductive Success in Birds
Bertram G. Murray Jr.
Short Communications
Marine Bird Attraction to Thermal Fronts in the California Current System
Christopher J. Hoefer
Responses of Egg-laying Pied Flycatchers to Experimental Changes in Clutch Size: a Re-examination
M. D. Kern, R. J. Cowie, and F. M. Slater
Egg Recognition in Yellow-billed and Black-billed Magpies in the Absence of Interspecific Parasitism: Implications for Parasite-host Coevolution
Ginger M. Bolen, Stephen I. Rothstein, and Charles H. Trost
An Unusual Type of Sibling Aggression in Black-crowned Night Herons
Matthew J. Medeiros, Emily E. Emond, and Bonnie J. Ploger
Philopatry to Stopover Site and Body Condition of Transient Reed Warblers during Autumn Migration through Israel
Kobi Merom, Yoram Yom-Tov, and Robin Mcclery
Flight Costs and Fuel Composition of a Bird Migrating in a Wind Tunnel
Marcel Klaassen, Anders Kvist, and Ake Lindstrom
Foraging Distances of Radio-marked Marbled Murrelets from Inland Areas in Southeast Alaska
Darrell L. Whitworth, S. Kim Nelson, Scott H. Newman, Gustaaf B. Vliet, and Winston P. Smith
Plumage Brightness and Breeding-season Dominance in the House Finch: a Negatively Correlated Handicap?
Kevin J. Mcgraw and Geoffrey E. Hill
Effects of Electromagnetic Fields on the Growth of Nestling American Kestrels
Kimberly J. Fernie and David M. Bird
The Role of Gastrolites on Feeding Behavior and Digestive Efficiency in the Rufous-collared Sparrow
M. Victoria Lopez-Colleja, Mauricio Soto-Gamboa, and Enrico L. Rezende