THE CONDOR
Volume 107, Number 2
May 2005 C.E.
Table of Contents

SPECIAL SECTION: MIGRATION AND STOPOVER ECOLOGY

 

Ecology and Physiology of En Route Nearctic-Neotropical Migratory Birds: A Call for Collaboration

193

Patricia J. Heglund and Susan K. Skagen

An East-West Comparison of Migration in North American Wood Warblers

197

Jeffrey F. Kelly and Richard L. Hutto

Geography of Spring Landbird Migration Through Riparian Habitats in Southwestern North America

212

Susan K. Skagen, Jeffrey F. Kelly, Charles van Riper III, Richard L. Hutto, Deborah M. Finch, David J. Krueper, and Cynthia P. Melcher

Temporal Patterns in Fall Migrant Communities in Yucatan , Mexico

228

Jill L. Deppe and John T. Rotenberry

Stopover Ecology of Autumn Landbird Migrants in the Boise Foothills of Southwestern Idaho

244

Jay D. Carlisle, Gregory S. Kaltenecker, and David L. Swanson

Landbird Use Of Riparian and Upland Forest Stopover Habitats in an Urban Landscape

259

Paul G. Rodewald and Stephen N. Matthews

Seasonal Changes in Composition of Lipid Stores in Migratory Birds: Causes and Consequences

269

Barbara J. Pierce and Scott R. McWilliams

   

FEATURE ARTICLES

 

Estimating Origins of Short-Distance Migrant Songbirds in North America : Contrasting Inferences from Hydrogen Isotope Measurements of Feathers, Claws, and Blood

280

Daniel F. Mazerolle and Keith A. Hobson

Population Size and Trend of Yellow-billed Loons in Northern Alaska

289

Susan L. Earnst, Robert A. Stehn, Robert M. Platte, William W. Larned, and Edward J. Mallek

Design Considerations for Examining Trends in Avian Abundance using Point Counts: Examples from California Oak Woodlands

305

Kathryn L. Purcell, Sylvia R. Mori, and Mary K. Chase

Environmental Conditions Affect Offspring Sex Ratio Variation and Adult Survival in Tawny Owls

321

Lajos Sasvári and Isao Nishiumi

Avian Speciation in the Pantepui: The Case of the Roraiman Antbird ( Percnostola [ Schistocichla ] " leucostigma " saturata )

327

Michael J. Braun, Morton L. Isler, Phyllis R. Isler, John Bates, and Mark B. Robbins

A New Cypselomorph Bird from the Middle Eocene of Germany and the Early Diversification of Avian Aerial Insectivores

342

Gerald Mayr

Population Genetic Analysis of Mountain Plover Using Mitochondrial DNA Sequence Data

354

Sara J. Oyler-McCance, Judy St. John, Fritz L. Knopf, and Tom W. Quinn

Reproductive Success of Chestnut-collared Longspur in Native and Exotic Grassland

363

John D. Lloyd and Thomas E. Martin

Breeding and Overwintering Ecology of Shy Albatrosses in Southern Australia : Year-round Patterns of Colony Attendance and Foraging Trip Durations

375

April Hedd and Rosemary Gales

Resource Selection by Juvenile Swainson's Thrushes During the Postfledging Period

388

Jennifer D. White, Thomas Gardali, Frank R. Thompson III, and John Faaborg

Factors Influencing the Nest Predatory Behaviors of Common Ravens in Heronries

402

John P. Kelly, Katherine L. Etienne, and Jennifer E. Roth

Philopatry, Site Tenacity, Mate Fidelity and Adult Survival in Sabine's Gulls

416

Iain J. Stenhouse and Gregory J. Robertson

Survival of Captive-Reared Puerto Rican Parrots Released in the Caribbean National Forest

424

Thomas H. White Jr., Jaime A. Collazo, and Francisco J. Vilella

Seasonal and Diurnal Variation in Metabolism and Ventilation in House Sparrows

433

Jeremy R. Arens and Sheldon J. Cooper

   

SHORT COMMUNICATIONS

 

Mandibular Bowing and Mineralization in Brown Pelicans

445

Ron A. Meyers and René P. Meyers

Transformations at High Latitudes: Why do Red Knots Bring Body Stores to the Breeding Grounds?

449

R. I. Guy Morrison, Nick C. Davidson, and Theunis Piersma

Lipid Reserves of Migrant Shorebirds During Spring in Playas of the Southern Great Plains

457

Craig A. Davis, Loren M. Smith, and Warren C. Conway

The Effect of the 1997-1998 El Niño on Rhinoceros Auklets on Protection Island , Washington

462

Ulrich W. Wilson

   

COMMENTARY

 

Disparities Between Results and Conclusions: Do Golden Eagles Warrant Special Concern Based on Migration Counts in the Western United States?

469

Brian J. McCaffery and Carol McIntyre

Do Golden Eagles Warrant Special Concern Based on Migration Counts in the Western United States? Reply to McCaffery and McIntyre

473

Stephen W. Hoffman and Jeff P. Smith

   

BOOK REVIEWS

 

A Concise History of Ornithology by Michael Walters.

476

Daniel Lewis

The Speciation and Biogeography of Birds, by Ian Newton

477

Robb T. Brumfield

Curassows and Related Birds, Second Edition, by Jean Delacour and Dean Amadon

479

Sergio L. Pereira