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Social Behavior, Habitat, and Food of the Beechey Jay
Vol 91, Iss 1, Page 1
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Burdens of the Picid Hole-Excavating Habit
Vol 91, Iss 1, Page 16
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Song Differences and Map Distances in a Population of Acadian Flycatchers
Vol 91, Iss 1, Page 29
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Time Budget of Breeding Northern Shovelers
Vol 91, Iss 1, Page 42
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The Biology and Nesting Density of Breeding American Kestrels and Long-Eared Owls on the Big Lost River, Southeastern Idaho
Vol 91, Iss 1, Page 50
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Organochlorine Pollutants and Population Status of Least Terns in South Carolina
Vol 91, Iss 1, Page 62
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Radionuclide Concentrations in Nestling Raptors near Nuclear Facilities
Vol 91, Iss 1, Page 72
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Activities of Radio-Equipped Common Grackles during Fall Migration
Vol 91, Iss 1, Page 78
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Severe Winter Weather and Bird Populations in Southern Illinois
Vol 91, Iss 1, Page 88
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Red-Shouldered Hawk Nesting Ecology and Behavior
Vol 91, Iss 1, Page 104
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Ornithological News
Vol 91, Iss 1, Page 156
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Nesting Ecology of Canada Geese in the Hudson Bay Lowlands of Ontario: Evolution and Population Regulation by D. G. Raveling, H. G. Lumsden
Vol 91, Iss 1, Page 157
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Proceedings of the Fifty-Ninth Annual Meeting
Vol 91, Iss 1, Page 163
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A New Species of Hummingbird from Peru
Vol 91, Iss 2, Page 177
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Vocal Repertoire and Its Possible Evolution in the Black and Blue Jays (Cissilopha)
Vol 91, Iss 2, Page 187
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Ecology and Behavior of the Galapagos Rail
Vol 91, Iss 2, Page 202
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Experiments on Population Regulation in Two North American Parids
Vol 91, Iss 2, Page 222
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Habitat Use by the Blackpoll Warbler
Vol 91, Iss 2, Page 234
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Foraging Ecology of Strickland's Woodpecker in Arizona
Vol 91, Iss 2, Page 244
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The Ontogeny and Organization of Comfort Behavior in Adélie Penguins
Vol 91, Iss 2, Page 255
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Agonistic Behavior in Short-Billed Dowitchers Feeding on a Patchy Resource
Vol 91, Iss 2, Page 271
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Relations of Wintering Canvasbacks to Environmental Pollutants: Chesapeake Bay, Maryland
Vol 91, Iss 2, Page 279
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Changes in Oldsquaw Carcass Weight
Vol 91, Iss 2, Page 288
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Effects of Pine-Oak Clearcutting on Winter and Breeding Birds in Southwestern Virginia
Vol 91, Iss 2, Page 301
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Ornithological News
Vol 91, Iss 2, Page 347
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Blue-Winged × Cinnamon Teal Hybrid from Oklahoma
Vol 91, Iss 3, Page 367
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Aggressive Behavior in Wintering Dark-Eyed Juncos: Determinants of Dominance and Their Possible Relation to Geographic Variation in Sex Ratio
Vol 91, Iss 3, Page 371
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Phenetic Relationships within the Family Gruidae
Vol 91, Iss 3, Page 384
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Interference Competition and Niche Shifts in the Bark-Foraging Guild in Central Illinois
Vol 91, Iss 3, Page 400
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Variation in Summer Diet of Glaucous-Winged Gulls in the Western Aleutian Islands: An Ecological Interpretation
Vol 91, Iss 3, Page 412
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Timing of Primary Molt and Egg-Laying in Glaucous-Winged Gulls
Vol 91, Iss 3, Page 420
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Predation on Red-Winged Blackbird Eggs and Nestlings
Vol 91, Iss 3, Page 426
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Response to Foster Nestlings by Red-Winged Blackbirds at Different Reproductive Stages
Vol 91, Iss 3, Page 434
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Nesting Ecology of the Eastern Phoebe in Southern Indiana
Vol 91, Iss 3, Page 441
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An Atlas of Speciation in African Non-Passerine Birds by D. W. Snow
Vol 91, Iss 3, Page 473
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Ornithological News
Vol 91, Iss 3, Page 477
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Proceedings of the Sixtieth Annual Meeting
Vol 91, Iss 3, Page 479
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Status of the Everglade Kite in Florida: 1968-1978
Vol 91, Iss 4, Page 495
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Recent Wood Stork Population Trends in the United States
Vol 91, Iss 4, Page 512
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Displays and Morphology of an Anna × Allen Hummingbird Hybrid
Vol 91, Iss 4, Page 524
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Song Characteristics of the Yellow Warbler
Vol 91, Iss 4, Page 533
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Vocalizations and Behavior of the Willet
Vol 91, Iss 4, Page 551
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Some Aspects of the Breeding Biology and Behavior of the Great Black-Backed Gull
Vol 91, Iss 4, Page 575
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Territoriality in the Purple Martin
Vol 91, Iss 4, Page 583
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Temporal Variation in the Selected Habitats of a Guild of Grassland Sparrows
Vol 91, Iss 4, Page 592
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Habitat Use by Nesting American Coots in Saskatchewan Parklands
Vol 91, Iss 4, Page 599
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Nesting Ecology of Arctic Loons
Vol 91, Iss 4, Page 608
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Behavioural Ecology: An Evolutionary Approach by John R. Krebs, Nicholas B. Davies
Vol 91, Iss 4, Page 632
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Ornithological News
Vol 91, Iss 4, Page 634