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Definition of Cygnus columbianus
1. Noun. Swan that nests in tundra regions of the New and Old Worlds.
Exact synonyms: Tundra Swan
Generic synonyms: Swan
Group relationships: Cygnus, Genus Cygnus
Specialized synonyms: Cygnus Columbianus Columbianus, Whistling Swan, Bewick's Swan, Cygnus Columbianus Bewickii
Generic synonyms: Swan
Group relationships: Cygnus, Genus Cygnus
Specialized synonyms: Cygnus Columbianus Columbianus, Whistling Swan, Bewick's Swan, Cygnus Columbianus Bewickii