Cygnus columbianus bewickii


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Related to Cygnus columbianus bewickii: whooper swan, Cygnus cygnus
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Noun1.Cygnus columbianus bewickii - Eurasian subspecies of tundra swanCygnus columbianus bewickii - Eurasian subspecies of tundra swan; smaller than the whooper
Cygnus columbianus, tundra swan - swan that nests in tundra regions of the New and Old Worlds
References in periodicals archive ?
Bewick's swans Cygnus columbianus bewickii utilising the changing resource of Potamogeton pectinatus during autumn in the Netherlands, p.
Bewick's swans Cygnus columbianus bewickii in the Netherlands: numbers, distribution and food choice during the wintering season, p.