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The common shelduck (Tadorna tadorna) is a waterfowl species of the shelduck genus, Tadorna. It is widespread and common in the Euro-Siberian region of the Palearctic , mainly breeding in temperate and wintering in subtropical regions; in winter, it can also be found in the Maghreb .
[4] [5] The type species is the common shelduck. [5] The genus name comes from the French name Tadorne for the common shelduck. [6] It may originally derive from Celtic roots meaning "pied waterfowl", essentially the same as the English "shelduck". [7] A group of them is called a "dopping," taken from the Harley Manuscript. [8]
Radjah shelduck: Radjah radjah (Garnot & Lesson, RP, 1828) 55 Common shelduck: Tadorna tadorna (Linnaeus, 1758) 56 Ruddy shelduck: Tadorna ferruginea (Pallas, 1764) 57 South African shelduck: Tadorna cana (Gmelin, JF, 1789) 58 Australian shelduck: Tadorna tadornoides (Jardine & Selby, 1828) 59 Paradise shelduck: Tadorna variegata (Gmelin, JF ...
Ruddy shelduck at 4,250 m (13,940 ft), Chandra Taal, Spiti, Himachal Pradesh. The ruddy shelduck grows to a length of 58 to 70 cm (23 to 28 in) and has a 110–135 cm (43–53 in) wingspan. The male has orange-brown body plumage and a paler, orange-brown head and neck, separated from the body by a narrow black collar.
They are large, black-and-white, or completely black, with long wings and deeply forked tails. The males have colored inflatable throat pouches. They do not swim or walk and cannot take off from a flat surface. Having the largest wingspan-to-body-weight ratio of any bird, they are essentially aerial, able to stay aloft for more than a week.
Ruddy shelduck, Tadorna ferruginea; Common shelduck, ... Having the largest wingspan-to-body-weight ratio of any bird, they are essentially aerial, able to stay aloft ...
Ruddy shelduck, Tadorna ferruginea; Common shelduck, Tadorna tadorna; ... Having the largest wingspan-to-body-weight ratio of any bird, they are essentially aerial ...
Recent observations have identified changes in Israel's breeding avifauna, including the emergence of new breeding species and expansions in the breeding ranges of existing species. From 2003 to 2016, nine species were found breeding in Israel for the first time, including the common shelduck, great cormorant, and black-winged kite. [4]