The species name of the Canvasback, valisineria, comes from Vallisneria americana, or wild celery, whose winter buds and stems are the duck's preferred food ...
Canvasback
Bird
The canvasback is a species of diving duck, the largest found in North America. Wikipedia
Scientific name: Aythya valisineria
Mass: 1.9 – 3.5 lbs
Conservation status: Least Concern (Population decreasing)
Nickname: the aristocrat of ducks
Class: Aves
Family: Anatidae
Genus: Aythya
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The canvasback (Aythya valisineria) is a species of diving duck, the largest found in North America. Canvasback. Temporal range: Pleistocene–present.
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Attractive duck with distinctive triangular head; forehead slopes seamlessly into the long bill. Males are white-bodied with black chest, reddish-brown head ...
Canvasback is the largest species of diving duck in North America and is highly recognizable due to the male's stark white body, contrasting with a deep maroon ...
Canvasbacks are active during the day, they are highly social, and they migrate seasonally between breeding and non-breeding ranges. They migrate in loose V- ...
The Canvasback occurs in Tennessee during the non-breeding season from late October to late March, in areas of ice-free deep water. Description: ...
This is an omnivorous duck but specialized in its trophic requirements, preferring winter buds, tubers, rhizomes, and root stalks of submergent plants, as well ...
The canvasback is a diving duck that is found only in North America. It is 13-19 inches in length with a wingspan of 34 inches. It has a long, sloping forehead ...
Canvasback Aythya valisineria. Unlike many wintering ducks, which return to the same sites year after year, the Canvasback is rather irregular.
Common Name(s): Canvasback, Bullneck, Can, Canard Chevel, Canny, Canvas, Gray Duck, Hickory-quaker, Horse-duck, Red-headed Bullneck, Sheldrake, Whiteback