Mindre sångsvan / Tundra Swan / Tundrasvan
by Lennart Waara
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Cygnus columbianus - Tundra Swan
by Wouter Van Gasse
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Juv Swan Update (Loveland Tundra? Swan)
by Nick Komar
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Tundra Swans
by Otto Plantema
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TUNDRA SWANS (Cygnus columbianus)
by Mary Kay Rubey
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Swan's, Tundrampeter
by Paul Higgins
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Swan Trumpeter
by Harry D Sell
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Trumpeter Swan; Madison Co TN
by Michael Todd
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Trumpeter Swan in Larimer County,Nov - Dec 2011
by Nick Komar
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"Waterfowl Watch" 12/04/04
by Skip Vanderslice
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