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The Auk, Volume 97, Number 4 (1980)

4 (October)


Genetic and Phenotypic Differentiation in a Wood Warbler (Genus Dendroica) Hybrid Zone. 655-668.
George F. Barrowclough.
Feeding Territories of Brown Skuas (Catharacta Lonnbergi). 669-676.
Wayne Trivelpiece, Ronald G. Butler, Nicholas J. Volkman.
Fecundity of the Brown-Headed Cowbird in Southern Ontario. 677-683.
D. M. Scott, C. Davison Ankney.
Changes in Nutrient Reserves and Diet of Breeding Brown-Headed Cowbirds. 684-696.
C. Davison Ankney, D. M. Scott.
A Comparative Analysis of the Bill Markings of Whistling and Bewick's Swans and Out-Of-Range Occurrences of the Two Taxa. 697-703.
Mary E. Evans, William J. L. Sladen.
Notes and News. 703-831.
Effect of Season on the Energetics, Body Composition, and Cage Activity of the Field Sparrow. 704-720.
John B. Olson, S. Charles Kendeigh.
Growth of Nestling Ipswich Sparrows in Relation to Season, Habitat, Brood Size, and Parental Age. 721-732.
Howard A. Ross.
Territory Size Differences in Relation to Reproductive Stage and Type of Intruder in Herring Gulls (Larus Argentatus). 733-741.
Joanna Burger.
Patterns in the Amino Acid Compositions of Avian Epidermal Proteins. 742-753.
Alan H. Brush.
Offspring Reduction in Macaroni and Rockhopper Penguins. 754-759.
Anthony J. Williams.
Feeding Ecology of the Barn Owl in Central Chile and Southern Spain: A Comparative Study. 760-767.
Carlos M. Herrera, Fabian M. Jaksic.
Postnatal Development of Leach's Storm-Petrel. 768-781.
Robert E. Ricklefs, Susan White, John Cullen.
Differential Perch Site Selection by Color Morphs of the Red-Tailed Hawk (Buteo Jamaicensis). 782-789.
Charles R. Preston.
Hummingbird Foraging Behavior At Malvaviscus Arboreus Var. Drummondii. 790-794.
Mary Wissink George.
Energetics of Two Wintering Raptors. 795-806.
James R. Koplin, Michael W. Collopy, Albert R. Bammann, Howard Levenson.
Crown Color and Dominance in the White-Crowned Sparrow. 807-815.
John Parsons, Luis F. Baptista.
The Insulation in Nests of Selected North American Songbirds. 816-824.
Carol Skowron, Michael Kern.
Display Rate and Speed of Nest Relief in Antarctic Pygoscelid Penguins. 825-831.
D. M.
Apostatic Selection and Kleptoparasitism in the Parasitic Jaeger: A Comment. 832-836.
Bridget L. Furness, Robert W. Furness.
Geographic Variation in Leach's Storm-Petrel. 837-853.
David G. Ainley.
Kin Selection in Rio Grande Turkeys: A Critical Assessment. 854-860.
David F. Balph, George S. Innis, Martha Hatch Balph.
Simultaneous Doubly Labeled Water (3 Hh 18 O) and Time-Budget Estimates of Daily Energy Expenditure in Phainopepla Nitens. 861-867.
Wesley W. Weathers, Kenneth A. Nagy.
Reviews. 903-922.
Obituary. 922-923.
Ralph S. Palmer.
Index to Volume 97. 924-946.

Short Communications

Copulatory Behavior of the American Bittern. 868-869.
Paul A. Johnsgard.
Group Foraging by Mockingbirds in a Florida Strangler Fig. 869-872.
Peter G. Merritt.
Avian Time Budgets and Distance to Cover. 872-875.
Thomas Caraco, Steven Martindale, H. Ronald Pulliam.
Forced Copulation in Captive Mallards I. Fertilization of Eggs. 875-879.
Jeffrey T. Burns, Kimberly M. Cheng, Frank Mckinney.
Sexual Development During Winter in Male American Woodcock. 879-881.
Thomas H. Roberts.
Feather Pigmentation and Abrasion: Test of a Hypothesis. 881-883.
George F. Barrowclough, Fred C. Sibley.
A New Race of Atlapetes Leucopterus, With Comments on Widespread Albinism in A. L. Dresseri (Taczanowski). 883-887.
John W. Fitzpatrick.
Cleaning/Feeding Symbiosis Between Birds and Reptiles of the Gal. 887-889.
Keith A. Christian.
First Description of the Eggs of the White-Winged Guan, Penelope Albipennis, With Notes on its Nest. 889-892.
Morris D. Williams.
Wind Direction and the Species Composition of Autumn Tv Tower Kills in Northwest Florida. 892-895.
Robert L. Crawford.
Differential Utilization of Prey Resources by Great Horned Owls and Barn Owls in Central Chile. 895-896.
Fabian M. Jaksic, Jos.
Food-Niche Relationships Between Chilean Eagles and Red-Backed Buzzards in Central Chile. 897-898.
Roberto P. Schlatter, Jos.
Stones: An Important Incubation Stimulus for Gulls and Terns. 898-899.
Malcolm C. Coulter.
Social Differences in Defecation Behavior of Great Blue Herons (Ardea Herodias). 900-901.
Range D. Bayer.
Rediscovery of the Rufous-Faced Crake (Laterallus Xenopterus). 901-902.
Philip Myers, Rick L. Hansen.
First Record of the Gadwall From the Philippines. 902.
Robert S. Kennedy, Edward C. Dickinson.
Attachment Size
Back Matter (PDF) (1.34 MB) 1.34 MB
Front Matter (PDF) (196.26 KB) 196.26 KB

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