Difference between Eider Duck and Eider

EIDER DUCK vs EIDER: NOUN

Duck of the northern hemisphere much valued for the fine soft down of the females

Any of the species of the genera Polysticta or Somateria, in the seaduck subfamily Merginae, which line their nests with fine down (taken from their own bodies).
Down of the eider duck, much sought after as an article of luxury.
Any species of sea duck of the genus Somateria, esp. Somateria mollissima, which breeds in the northern parts of Europe and America, and lines its nest with fine down (taken from its own body) which is an article of commerce; -- called also eider duck. The American eider (S. Dresseri), the king eider (S. spectabilis), and the spectacled eider (Arctonetta Fischeri) are related species.
Same as eider-down.
Same as eiderduck.
Any of several large sea ducks, especially of the genus Somateria of northern regions, having soft, commercially valuable down and predominantly black and white plumage in the male.
Duck of the northern hemisphere much valued for the fine soft down of the females

Dotterel, Golden plover, Redshank, Whimbrel, Turnstones, Tufted puffin, Corncrakes, Willet, Barnacle goose, Curlew, Kittiwake, Nightjar, Ringed plover, Auks, Eider

Scaup, Redshank, Guillemot, Ruddy duck, Glaucous gull, Harlequin duck, Pochard, Gadwall, Bufflehead, Oystercatcher, Merganser, King, Spectacled, Duck, Eider duck

Marsh harrier, Razorbill, Lapwing, Redshank, Whimbrel, Turnstones, Tufted puffin, Corncrakes, Willet, Barnacle goose, Curlew, Kittiwake, Nightjar, Auks, Eider

Razorbill, Dunlin, Scaup, Redshank, Ruddy duck, Glaucous gull, Harlequin duck, Gadwall, Bufflehead, Oystercatcher, Merganser, King, Spectacled, Duck, Eider duck

More ravens were observed in Repulse Bay while Kugaaruk residents reported decrease in eider duck, Arctic tern, other shorebird, and song bird populations.
They had just saved a little eider duck, which I was allowed to hold.
Eider Duck in the processing of this product.
Down or soft feathers of the eider duck.

Land, but the strangers only seemed to hunt wildfowl; there were many eider ducks and ptarmigan then.
According to this same invented explanation, Aunt Eider would be a sister of Rockerduck's mother.
At montagne queyras eider down louisville ville de pessac facebook friends augarten, of figurines.
They had just saved a little eider duck, which I was allowed to hold.
Paul Island and is home of the King Eider.
Eider Duck in the processing of this product.
Down or soft feathers of the eider duck.
The common eider is both the largest of the four eider species and the largest duck found in Europe and in North America.
Populations of the Common Eider in eastern North America: Their size and status, In Eider Ducks in Canada.
Bird Species include the Steller eider, Spectacled eider, and Short tailed Albatross.