BIRDS MET WITH BY THE WILDFOWLER 307 
rest of the upper parts vermiculated with black and white 
except the rump and tail-coverts, which are black. Under 
parts white, the lower part of the neck and breast being 
spotted and sometimes of a yellowish tinge; flanks vermiculated 
with black. Speculum green and purplish black. Bill black, 
legs brownish grey. The female is mottled with brown and buff. 
The young resemble the female. The male in his ‘‘ eclipse” 
dress, which is worn till late in the autumn, resembles the 
female very closely, more so in fact than is the case with any 
other species of duck. Length about 14 in.; wing 7°25 in. 
AMERICAN GREEN-WINGED TEAL 
Anas carolinensis (Gmelin) 
This species has only occurred three or four times in 
these islands. It inhabits North America, migrating south in 
winter. The male differs from the Common Teal in having 
some greyish vermiculated feathers on either side of the breast, 
and the buffish-white lines on the face are very slightly defined. 
The female cannot be distinguished from our native species. 
Length 16in.; wing 7°25 in. 
BLUE-WINGED TEAL 
Anas discors (Linneus) 
This American species has been taken at least once in the 
United Kingdom. The male has the throat, forehead, and 
crown dark lead colour, and a white crescent between the eye 
and the bill. Cheeks and neck dull lavender grey. Length 
FOIN. 3 wing 7°25 in. 
GADWALL 
Anas strepera (Linneus) 
The Gadwall is a scarce visitor to our shores, occurring 
irregularly along the east coasts of Scotland and England, but 
