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  2. Common shelduck - Wikipedia

    en.wikipedia.org/wiki/Common_shelduck

    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 .

  3. Tadorna - Wikipedia

    en.wikipedia.org/wiki/Tadorna

    [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]

  4. Bird measurement - Wikipedia

    en.wikipedia.org/wiki/Bird_measurement

    The root box is estimated from a measurement of the wing width at the base (the root chord) and the difference between the wingspan and two times the extent of a single wing. [10] Alternatively, the total wing area can be estimated using the wingspan, wing length, and wing width and assuming simple geometric figures for the shape of the wings.

  5. Australian shelduck - Wikipedia

    en.wikipedia.org/wiki/Australian_shelduck

    The Australian shelduck (Tadorna tadornoides), also known as the chestnut-breasted shelduck or mountain duck, is a shelduck, a group of large goose-like ducks part of the bird family Anatidae. The genus name Tadorna comes from Celtic roots and means "pied waterfowl". [2] They have a striking chestnut-coloured breast and black body.

  6. List of birds of India - Wikipedia

    en.wikipedia.org/wiki/List_of_birds_of_India

    They are large, black-and-white or completely black, with long wings and deeply forked tails. The males have coloured 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. [25]

  7. Category:Tadorna - Wikipedia

    en.wikipedia.org/wiki/Category:Tadorna

    Common shelduck; Crested shelduck; P. Paradise shelduck; R. Ruddy shelduck; S. South African shelduck This page was last edited on 14 March 2013, at 03:36 (UTC). ...

  8. South African shelduck - Wikipedia

    en.wikipedia.org/wiki/South_African_shelduck

    The South African shelduck or Cape shelduck (Tadorna cana) is a species of shelduck, a group of large goose-like birds which are part of the bird family Anatidae, which also includes the swans, geese and ducks. This is a common species native to southern Africa. This is a 64 cm (25 in) long bird which breeds mainly in Namibia and South Africa ...

  9. Tadorninae - Wikipedia

    en.wikipedia.org/wiki/Tadorninae

    Following the review of Livezey (1986), [1] several species formerly classified as aberrant dabbling ducks or as "perching ducks" were placed in the Tadorninae. mtDNA sequence analyses [2] [3] cast doubt on the allocation of several genera; many supposed dabbling ducks and one peculiar goose may more correctly belong here, while some genera believed to be close to shelducks appear to have ...