Dictionary » S » Sheldrake

Sheldrake

sheldrake

1. (Science: zoology) Any one of several species of large old world ducks of the genus Tadorna and allied genera, especially the European and Asiatic species. (T. Cornuta, or tadorna), which somewhat resembles a goose in form and habit, but breeds in burrows.

It has the head and neck greenish black, the breast, sides, and forward part of the back brown, the shoulders and middle of belly black, the speculum green, and the bill and frontal bright red.

Synonym: shelduck, shellduck, sheldfowl, skeelduck, bergander, burrow duck, and links goose.

The Australian sheldrake (Tadorna radja) has the head, neck, breast, flanks, and wing coverts white, the upper part of the back and a band on the breast deep chestnut, and the back and tail black. The chestnut sheldrake of australia (Casarca tadornoides) is varied with black and chestnut, and has a dark green head and neck. The ruddy sheldrake, or Braminy duck (C. Rutila), and the white-winged sheldrake (C. Leucoptera), are related Asiatic species.

2. Any one of the American mergansers.

The name is also loosely applied to other ducks, as the canvasback, and the shoveler.

Origin: Sheld _ drake.


Please contribute to this project, if you have more information about this term feel free to edit this page



This page was last modified 21:16, 3 October 2005. This page has been accessed 1,000 times. 
What links here | Related changes | Permanent link