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Notes on the Biology and Population Status of the Monkey-Eating Eagle of the Philippines
Vol 89, Iss 1, Page 1, Date 1977
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Cowbird Parasitism and Egg Recognition of the Northern Oriole
Vol 89, Iss 1, Page 21, Date 1977
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Observations on the Red-Necked Grebe Nesting in Michigan
Vol 89, Iss 1, Page 33, Date 1977
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Growth and Development of the Plain Chachalaca in South Texas
Vol 89, Iss 1, Page 47, Date 1977
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Social Dominance in Winter Flocks of Cassin's Finch
Vol 89, Iss 1, Page 57, Date 1977
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Inter-Brood Movements of Juvenile Spruce Grouse
Vol 89, Iss 1, Page 67, Date 1977
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Breeding Biology of Year-Old and Older Female Red-Winged and Yellow-Headed Blackbirds
Vol 89, Iss 1, Page 73, Date 1977
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Food Habits of Oldsquaws Wintering on Lake Michigan
Vol 89, Iss 1, Page 81, Date 1977
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Sexual Dimorphism in the White Ibis
Vol 89, Iss 1, Page 92, Date 1977
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Characteristics of a Wintering Population of White-Tailed Ptarmigan in Colorado
Vol 89, Iss 1, Page 107, Date 1977
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Breeding Densities and Migration Periods of Common Snipe in Colorado
Vol 89, Iss 1, Page 116, Date 1977
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Principal Component Analysis of Woodpecker Nesting Habitat
Vol 89, Iss 1, Page 122, Date 1977
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Phenetic Analysis of the Subfamily Cardinalinae Using External and Skeletal Characters
Vol 89, Iss 1, Page 130, Date 1977
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Ornithological News
Vol 89, Iss 1, Page 177, Date 1977
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The Breeding Biology of the Oahu 'Elepaio
Vol 89, Iss 2, Page 193, Date 1977
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Life History Factors Affecting the Intrinsic Rate of Natural Increase of Birds of the Deciduous Forest Biome
Vol 89, Iss 2, Page 211, Date 1977
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Nesting Habitat of Common Ravens in Virginia
Vol 89, Iss 2, Page 233, Date 1977
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Growth and Development of Known-Age Ring-Billed Gull Embryos
Vol 89, Iss 2, Page 243, Date 1977
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Habitat Partitioning in a Community of Passerine Birds
Vol 89, Iss 2, Page 253, Date 1977
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Breeding Displays of the Louisiana Heron
Vol 89, Iss 2, Page 266, Date 1977
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Breeding Biology of Cliff Swallows in Virginia
Vol 89, Iss 2, Page 286, Date 1977
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Weather Influences on Nocturnal Bird Mortality at a North Dakota Tower
Vol 89, Iss 2, Page 291, Date 1977
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Breeding Biology of House Sparrows in North Mississippi
Vol 89, Iss 2, Page 300, Date 1977
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Nesting Behavior of Yellow-Bellied Sapsuckers
Vol 89, Iss 2, Page 310, Date 1977
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Evolution and the Diversity of Life: Selected Essays by Ernst Mayr
Vol 89, Iss 2, Page 352, Date 1977
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Falconry: Effects on Raptor Populations and Management in North America
Vol 89, Iss 2, Page 360, Date 1977
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Ornithological News
Vol 89, Iss 2, Page 370, Date 1977
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Morphological Variation in North American Pine Grosbeaks
Vol 89, Iss 3, Page 380, Date 1977
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Breeding Success and Nest Site Characteristics of the Red-Winged Blackbird
Vol 89, Iss 3, Page 396, Date 1977
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Foraging Behavior of the Eastern Bluebird
Vol 89, Iss 3, Page 404, Date 1977
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Comparative Feeding Behavior of Immature and Adult Herring Gulls
Vol 89, Iss 3, Page 415, Date 1977
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Comparative Mortality of Birds at Television Towers in Central Illinois
Vol 89, Iss 3, Page 422, Date 1977
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Effect of Flock Size on Foraging Activity in Wintering Sanderlings
Vol 89, Iss 3, Page 434, Date 1977
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Activity Patterns of Female Ruffed Grouse during the Breeding Season
Vol 89, Iss 3, Page 439, Date 1977
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Weights and Fat Condition of Some Migrant Warblers in Jamaica
Vol 89, Iss 3, Page 456, Date 1977
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John Ostrom's Studies on Archaeopteryx, the Origin of Birds, and the Evolution of Avian Flight
Vol 89, Iss 3, Page 488, Date 1977
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Ornithological News
Vol 89, Iss 3, Page 503, Date 1977
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Erratum
Vol 89, Iss 3, Page 504, Date 1977
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The President's Page
Vol 89, Iss 3, Page 505, Date 1977
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Proceedings of the Fifty-Eighth Annual Meeting
Vol 89, Iss 3, Page 506, Date 1977
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The Lesser Prairie Chicken's Inflatable Neck Sacs
Vol 89, Iss 4, Page 521, Date 1977
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Nesting Habitat of Canada Geese in Southeastern Michigan
Vol 89, Iss 4, Page 523, Date 1977
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Residues of Environmental Pollutants and Shell Thinning in Merganser Eggs
Vol 89, Iss 4, Page 532, Date 1977
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Breeding Bird Survey Counts as Related to Habitat and Date
Vol 89, Iss 4, Page 543, Date 1977
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Analysis of Materials in Cliff and Barn Swallow Nests: Relationship between Mud Selection and Nest Architecture
Vol 89, Iss 4, Page 562, Date 1977
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Production and Survival of the Verdin
Vol 89, Iss 4, Page 572, Date 1977
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Male Behavior and Female Recruitment in the Red-Winged Blackbird
Vol 89, Iss 4, Page 583, Date 1977
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Reduction of Courtship Behavior Induced by DDE in Male Ringed Turtle Doves
Vol 89, Iss 4, Page 593, Date 1977
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Movements of the Great-Tailed Grackle in Texas
Vol 89, Iss 4, Page 602, Date 1977
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Ornithological News
Vol 89, Iss 4, Page 655, Date 1977