LAG ANSERIFORMES CHAP. 
black and orange feet respectively, South and East Africa; A. 
specularis, Chil and Patagonia; and A. cristata, with a pendent 
nuchal crest, America from Peru southwards. 
Tadorna cornuta, the Sheld-Drake or Bargander, which ranges 
from Britain across Europe and temperate Asia to Japan, and 
migrates to the Mediterranean basin, North India, and South 
China, has the bill and the basal knob—wanting in the female— 
red, the feet pink, the head glossy green; it shews a white collar 
on the lower neck followed by a broad chestnut band; blackish 
outer scapulars, remiges, and tip of the tail; a patch of chestnut on 
Fic. 34.—Sheld-Drake. TZadorna cornuta. x +. 
the inner secondaries, a green speculum, and a brown line down the 
under parts, the remaining portions being white. This bird fre- 
quents sandy coasts and muddy flats throughout the year, nesting 
in burrows, or rarely among rocks, masonry, or bushes, and laying 
some ten shiny white eges. The flight is powerful and heavy ; the 
note is a shrill whistle or barking quack; the food consists of 
aquatic plants, molluses, and insects. 7. radjah, of Australia, 
Papuasia, and the Moluccas, is white in both sexes, with blackish 
scapulars, back, rump, primaries, and rectrices; the mantle is 
vermiculated with chestnut, the similarly-coloured pectoral band 
is barred with black, the speculum is green with black posterior 
margin, the bill and feet are whitish. It breeds commonly in 
