Species
Aythya valisineria (Canvasback)
Aythya valisineria. Photo: (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
The canvasback (Aythya valisineria) is a species of diving duck, the largest found in North America.
Aythya valisineria. Photo: (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
The canvasback (Aythya valisineria) is a species of diving duck, the largest found in North America.