Contents
Bird Abundance and Diversity along an Urban-rural Gradient: a Comparative Study Between Two Cities on Different Continents
Philippe Clergeau, Jean-Pierre L. Savard, Gwenalle Mennechez, and Gilles Falardeau
Site Fidelity of Black Brant Wintering and Spring Staging in the Strait of Georgia, British Columbia
Eric T. Reed, Evan G. Cooch, R. Ian Goudie, and Fred Cooke
Status and Trends of the Ashy Storm-petrel on Southeast Farallon Island, California, Based upon Capture-recapture Analyses
William J. Sydeman, Nadav Nur, Elizabeth B. Mclaren, and Gerard J. Mcchesney
The Incidence of Nonbreeding by Adult Great Skuas and Parasitic Jaegers from Foula, Shetland
Paulo Catry, Richard A. Phillips, Keith C. Hamer, Norman Ratcliffe, and Robert W. Furness
Spring Stopover Ecology of Migrant Western Sandpipers
Mary Anne Bishop
Demography of an Introduced Red-billed Leiothrix Population in Hawaii
C. John Ralph, Steven G. Fancy, and Tim D. Male
Spatial Variation in Foraging of the Black-throated Green Warbler along the Shoreline of Northern Lake Huron
Robert Smith, Michael Hamas, Matthew Dallman, and David Ewert
Influence of Gambel Oak on Breeding Birds in Ponderosa Pine Forests of Northern Arizona
Steven S. Rosenstock
Water Economy of Granivorous Birds: California House Finches
Richard E. Macmillen and David S. Hinds
Pair Interactions in Red-faced Warblers
Patricia M. Barber, Thomas E. Martin, and Kimberly G. Smith
Bird Tolerance to Human Intrusion in Wyoming Montane Forests
Kevin J. Gutzwiller, Heidi A. Marcum, Henry B. Harvey, James D. Roth, and Stanley H. Anderson
Effects of Motorboats and Personal Watercraft on Flight Behavior Over a Colony of Common Terns
Joanna Burger
Brood Parasitism by Brown-headed Cowbirds on Brown Thrashers: Frequency and Rates of Rejection
Carola A. Haas and Katherine H. Haas
Book Reviews
The Condor
Briefly Noted
The Condor
News and Notes
The Condor
Cover
Front Matter (PDF)
The Condor
Short Communications
Breeding Biology and Territoriality of the Hawaii Creeper
Eric A. Vanderwerf
Energy Expenditure and Food Requirement of Cassin's Auklets Provisioning Nestlings
Peter J. Hodum, William J. Sudeman, G. Henk Visser, and Wesley W. Weathers
The Timing of Pair Formation in Harlequin Ducks
Gregory J. Robertson, R. Ian Goudie, and W. Sean Boyd
Genetic Evidence for Low Frequency of Extra-pair Fertilizations in Northern Goshawks
Thomas A. Gavin, Richard T. Reynolds, Suzanne M. Joy, Douglas Leslie, and Burne May
Southern Fulmars Molt Their Primary Feathers While Incubating
Chrisophe Barbraud and Oliver Chastel
Rejection of Artificial Parasite Eggs by Gray Kingbirds in the Bahamas
Michael E. Baltz and Dirk E. Burhams
Skeletal Development at the Time of Fledging in House Wrens
Chaitali Dutta, Scott Johnson, David Larkin, and Luz P. Mangurian
Intraspecific Variation in the Hindlimb Musculature of the Northern Flicker
Susab Berman, Jill Addesa, Robert Hannigan, Vincent Restivo, and Joseph Rodrigues
An Evaluation of Whole Body Potassium-40 Content for Estimating Lean and Fat Mass in Pigeons
T. G. Hinton, James A. Gessaman, Roy D. Nagle, and Justin D. Congdon