Contents
The Biology of Torreornis Inexpectata I. a Comparison of Vocalizations in T. I. Inexpectata and T. I. Sigmani
Eugene S. Morton and Hiram J. Alonso
The Behavior of Scale-backed Antbirds
Edwin O. Willis
Censuses and Breeding Observations of the Birds on Kohala Mountain, Hawaii
Charles Van Riper III
Observations of Some Unusual Rainforest and Marsh Birds in Southeastern Peru
Theodore A. Parker III
Migration and Summer Distribution of Lesser Snow Geese in Interior Keewatin
Peter L. Mclaren and Margaret A. Mclaren
Ecological Separation of Grebes and Coots: Interference Competition or Microhabitat Selection?
Thomas D. Nudds
Biology and Behavior of Breeding Piping Plovers
Winifred E. Cairns
Ornithological Literature
Wilson Bulletin
Proceedings of the Sixty-third Annual Meeting
Wilson Bulletin
Index to Volume 94, 1982
Janet T. Mannone and Nancy J. Flood
Comparison of Variable Circular-plot and Spot-map Methods in Desert Riparian and Scrub Habitats
Robert C. Szaro and Martin D. Jakle
Use of Prairie Wetlands by Selected Bird Species in South Dakota
Michael J. Weber, Paul A. Vohs Jr., and Lester D. Flake
Sexing Saw-whet Owls by Wing Chord
Helmut C. Mueller
Comments on Sexing Saw-whet Owls by Wing Chord
Martin H. Edwards, Ron D. Weir, and Robert B. Stewart
Use of Two Habitats Related to Changes in Prey Availability in a Population of Ospreys in Northeastern Nova Scotia
Ian Jamieson, Norman R. Seymour, and Robert P. Bancroft
Nest Provisioning Behavior by a Male Northern Harrier on the Death of His Mate
Steven P. Thompson and John E. Cornely
Notes on the Hunting Behavior and Diet of the Crested Caracara in Northeastern Chiapas and Tabasco, Mexico
David Whitacre, Devora Ukrain, and Gary Falxa
Florida Red-shouldered Hawk Robs American Crows
Lawrence Kilham
Feeding Behaviors and Efficiencies of Common and Forster's Terns
J. Michael Reed, Herbert E. Hays, and David A. Zegers
Clutch-size and Prefledging Survival in Red-winged Blackbirds at Williamstown Lake, New Brunswick
Michael D. Rigby
Downy Woodpecker Sexes Select Different Cavity Sites: an Experiment Using Artificial Snags
Thomas C. Grubb Jr.
A Nest of the Pale-billed Antpitta (grallaria Carrikeri) with Comparative Remarks on Antpitta Nests
David A. Wiedenfeld
Interspecific Nest Use by Aridland Birds
Deborah M. Finch
Song Sparrow Pair Raise Four Broods in One Year
James N. M. Smith
Responses of Black-capped Chickadees to Mirrors
Ellen J. Censky and Millicent S. Ficken
Tool Use by Green Jays
Douglas C. Gayou
A Flight-song Display of White-throated Manakin
Thomas H. Davis
Notes on the Agonistic Behavior of Common Murres
Shane P. Mahoney and William Threlfall
Records of Redhead X Canvasback Hybrids
G. M. Haramis
High Mortality of Cedar Waxwings Associated with Highway Plantings
Robert C. Dowler and Gustav A. Swanson
Covers
Back Matter (PDF)
Wilson Bulletin
Front Matter (PDF)
Wilson Bulletin