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Tom Karr: Acadian Flycatcher Poses
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Tom Karr: American Black Duck
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Tom Karr: American Coot 2
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Tom Karr: American Crow
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Tom Karr: American Goldfinch (2)
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Tom Karr: American Redstart 1
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Tom Karr: American Robin - Rock Creek Park
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Tom Karr: American Tree Sparrow
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Tom Karr: American Wigeon Drake Whistles
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Tom Karr: American Woodcock
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Tom Karr: Female Anhinga
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Tom Karr: Arctic Tern
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Tom Karr: BEIF 1
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Tom Karr: Bald Eagle Leaves After Fish Battle
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Tom Karr: Immature Baltimore Oriole
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Tom Karr: Barn Swallow in Flight 1
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Tom Karr: Barred Owl in Evening 5
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Tom Karr: Barrow's Goldeneye
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Tom Karr: Belted Kingfisher Poses
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Tom Karr: B&W Warbler 2
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Tom Karr: Greater Black-Backed Gull
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Tom Karr: Black-Bellied Whistling Ducks
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Tom Karr: Black-Billed Magpie
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Tom Karr: Black Crowned Night Heron 2
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Tom Karr: Black Oystercatchers
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Tom Karr: Female Black Scoters Make Rare DC Appearance.
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Tom Karr: Black-Throated Blue Warbler 1
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Tom Karr: Black-Throated Green Warbler
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Tom Karr: Black Vulture
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Tom Karr: Blackpoll Warbler Bathes 1