Tim Fitzharris / Trumpeter Swan (Cygnus buccinator) flock flying, Arkansas
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Donald M. Jones / Trumpeter Swan (Cygnus buccinator) trio flying, southern Alaska
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Gerrit Vyn / Pair of adult Trumpeter Swans (Cygnus buccinator) in flight. Skagit County, Washington. January.
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LYNN M. STONE / Trumpeter Swans (Cygnus buccinator) with heads up after dipping to feed in shallow waters. Mississippi River, Minnesota, USA, February.
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Konstantin Mikhailov / Trumpeter Swans (Cygnus buccinator) on lake, during migration through Denali mountainous tundra area, Denali Road in Alaska, North America. September.
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Konstantin Mikhailov / Trumpeter Swan (Cygnus buccinator) on lake, during migration through Denali mountainous tundra area, Denali Road in Alaska, North America. September.
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LYNN M. STONE / Trumpeter Swans (Cygnus buccinator) in winter morning mist, showing aggression during courtship behaviour, Mississippi River, Minnesota, USA, February
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LYNN M. STONE / Trumpeter Swans (Cygnus buccinator) in winter morning mist, showing aggression during courtship behaviour, Mississippi River, Minnesota, USA, February
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Michael Quinton / Trumpeter Swan (Cygnus buccinator) pair on lake at sunset, North America
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Michael Quinton / Trumpeter Swan (Cygnus buccinator) pair on lake, Copper River Delta, Alaska
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Michael Quinton / Trumpeter Swan (Cygnus buccinator) pair on lake, North America
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Michael Quinton / Trumpeter Swan (Cygnus buccinator) parent and squabbling day-old cygnets, North America
