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Conserving the Nature of America
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Monarch Butterfly
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perches
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Patuxent Science Symposium, 75th Anniversary oral history transcript Part 3 of 4
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Great egret on a snag
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Status of the double-crested cormorant (phalacrocorax auritus) in North America
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Western Tanager
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American Goldfinch (male)
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Bullock's Oriole
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Townsend's Solitaire
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Warbling Vireo
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Anna's hummingbird
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Black phoebe
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Survey designs and statistical methods for the estimation of avian population trends
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Peregrine Falcon
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Red-tailed Hawk
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Ferruginous Hawk
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Swainson's Hawk
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Prairie Falcon
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Juvenile Red-shouldered Hawk
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Banded adult bald eagle
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Merlin
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Osprey
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