Lakes, rivers, salt bays, estuaries. In summer on lakes and bogs in semi-open country near northern limits of boreal forest, and out onto tundra. In winter mainly on coastal bays, lagoons, …

2022年1月12日 · The Greater Scaup is a cosmopolitan tundra breeder and in the US breeding is limited almost entirely to Alaska. Some Greater Scaup spend winter along the Texas Coast …

The only circumpolar diving duck, the Greater Scaup breeds across the tundra regions in North America and Europe. They congregate by the hundreds and thousands along the Pacific and …

2015年1月3日 · Lesser vs Greater Scaup: Female. The peak of the crown on the Greater Scaup is toward the front of the head and over the eye. The peak of the head on the Lesser falls on …

The greater scaup (Aythya marila), just scaup in Europe or, colloquially, "bluebill" in North America, [3] is a mid-sized diving duck, larger than the closely related lesser scaup and tufted …

Learn how to identify Greater Scaup vs Lesser Scaup, their physical characteristics, plumage differences, and bill shape. Explore their range, habitat, behavior, and conservation status. …

Only 10 of the 43 species of waterfowl are year-round residents of Texas: Black-bellied and Fulvous whistling-ducks, Muscovy Duck, Wood Duck, Mallard, Mottled Duck, Blue-winged …

Greater Scaup Aythya marila. Family: (Anatidae) Ducks, Geese and Swans Preferred Habitat: Coastal bays and lakes. Seasonal Occurrence: Occasional in winter. Notes

The Greater Scaup (Aythya marila), just Scaup in Europe, or colloquially "Bluebill" in North America for its bright blue bill, is a mid-sized diving duck though it is larger than the closely …

The Greater Scaup (Aythya marila), just Scaup in Europe, or colloquially "Bluebill" in North America for its bright blue bill, is a mid-sized diving duck though it is larger than the closely …