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The Egyptian goose (Alopochen aegyptiaca) is an African member of the Anatidae family including ducks, geese, and swans. Because of their popularity chiefly as an ornamental bird , the species has also been introduced to Europe, the United States and elsewhere outside their natural range.
The paradise shelduck (Tadorna variegata), also known as the paradise duck, or pūtangitangi in Māori, is a species of shelduck, a group of goose-like ducks, which is endemic to New Zealand. Johann Friedrich Gmelin placed it in the genus Anas with the ducks, geese, and swans .
Cairina moschata domestica head detail. All Muscovy ducks have long claws on their feet and a wide, flat tail. In the domestic drake (male), length is about 86 cm (34 in) and weight is 4.6–6.8 kg (10–15 lb), while the domestic hen (female) is much smaller, at 64 cm (25 in) in length and 2.7–3.6 kg (6.0–7.9 lb) in weight.
This 45–51 cm duck looks like a small goose, and mostly feeds by grazing in flocks. The male is grey with a dark brown head, mottled breast and very thin white and black stripes on sides/flanks. The female has white stripes above and below the eye and mottled underparts. Both sexes have grey wings with black primaries and a white speculum ...
The level of monogamy varies within the family; many of the smaller ducks only maintain the bond for a single season and find a new partner the following year, whereas the larger swans, geese and some of the more territorial ducks maintain pair bonds over a number of years, and even for life in some species.
All ducks belong to the biological order Anseriformes, a group that contains the ducks, geese and swans, as well as the screamers, and the magpie goose. [5] All except the screamers belong to the biological family Anatidae. [5] Within the family, ducks are split into a variety of subfamilies and 'tribes'.
Like Muscovy ducks, mulards have claws on their feet, but do not fly and perch; instead, they prefer to stay near water, as Pekins do. [ 3 ] Traditionally, foie gras was primarily produced with geese , but by the 1960s the majority of farmers began to use mulards.
The emperor goose (Anser canagicus), also known as the beach goose [6] or the painted goose, [7] is a waterfowl species in the family Anatidae, which contains the ducks, geese, and swans. In summer, the emperor goose is found in remote coastal areas near the Bering Sea in arctic and sub-arctic Alaska and the Russian Far East , where it breeds ...