DCHP-1 Online
whistling swan † 
a wild swan, Olor columbianus, which breeds in northern Canada and Alaska.
See also: whistler (def. 3)
- 1882 The whistling swan . . . breeds near Churchill and on the islands towards the eastern side of Hudson's Bay.
- 1962 Nothing is more thrilling . . . than the high double or triple notes of the leader of a flock of whistling swans. . . .
- 1882 The whistling swan . . . breeds near Churchill and on the islands towards the eastern side of Hudson's Bay.