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English Dictionary
▪ cygnus atratus▪ cygnus buccinator▪ cygnus columbianus▪ cygnus columbianus bewickii▪ cygnus columbianus columbianus
◊ cygnus columbianus
Cygnus columbianus
n : swan that nests in tundra regions of the New and Old Worlds
[syn: {tundra swan}, {Cygnus columbianus}]