Contents
Thermal Stress and Predation: Influences on the Structure of a Gull Colony and Possibly on Breeding Distributions
J. L. Hand, G. L. Hunt Jr., and M. Warner
Somatic Chromosomes of the Congo Peafowl (afropavo Congensis) and Their Bearing on the Speices' Affinities
Leobert E. Boer and Roland Van Bocxtaele
Status and Distributions of Some Northwest Peruvian Birds
Thomas S. Schuelenberg and Theodore A. Parker III
Recent Publications
The Condor
The Songs and Singing Behavior of the Red-eyed Vireo
Donald J. Borror
Energetic Cost of Incubation in the Zebra Finch
Carol M. Vleck
Recent Publication
The Condor
Weight Loss in Incubating Albatrosses and Its Implications for Their Energy and Food Requirements
P. A. Prince, C. Ricketts, and G. Thomas
Nest Site Selection by Kelp Gulls in Southern Africa
Joanna Burger and Michael Gochfeld
Nest Site Selection in Mountain Bluebirds
Christopher J. Herlugson
Populations, Feeding Ecology and Molt of Steller's Eiders
Margaret R. Petersen
Treasurer's Report
The Condor
The Bulletin Board
The Condor
Covers
Back Matter (PDF)
The Condor
Front Matter (PDF)
The Condor
Short Communications
Visibility and Bias in Avian Foraging Data
Judith L. Wagner
Growth of a Nestling Marbled Murrelet
Katherine V. Hirsch, Douglas A. Woodby, and Lee B. Astheimer
Neighbor/stranger Song Discrimination in White-crowned Sparrows
Myron Charles Baker, Daniel B. Thompson, and Gregory L. Sherman
Diuresis on the Desert? Effects of Fruit-and Nectar-feeding on the House Finch and Other Species
William A. Calder III
Nest Discovery and Selection by Brown-headed Cowbirds
Charles F. Thompson and Bradley M. Gottfried
Range Expansion of the Bronzed Cowbird with the First Missouri Record
Mark B. Robbins and David A. Easterla
First Record of a Black-legged Kittiwake in Idaho
John W. Connelly and Robert J. Gates
Breeding Record for the Snowy Plover for Montana
Robert L. Eng
Occurrence of Twin Gadwall Embryos
J. T. Lokemoen and D. E. Sharp