cygnus columbianus

1. Swan that nests in tundra regions of the New and Old Worlds (synset 101862137)
   is a type of: swan - stately heavy-bodied aquatic bird with very long neck and usually white plumage as adult
   subtypes:

   • cygnus columbianus columbianus, whistling swan - North American subspecies of tundra swan having a soft whistling note
   • bewick's swan, cygnus columbianus bewickii - Eurasian subspecies of tundra swan; smaller than the whooper
   belongs to: cygnus, genus cygnus - a genus of Anatidae
   same as: tundra swan

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