BRITISH BIRDS, 
EIDER DUCK, 
ST CUTHBERT’S DUCK, OR GREAT BLACK AND 
WHITE DUCK. 
[Anas molT^ima.^L^Fider^ Buff.) 
This wild, but valuable, fpecies is of a lize be- 
tween the Goofe and the domefiic Duck, and ap- 
pears to be one of the graduated links of the 
chain which connecis the two kinds. The full- 
grown old males generally meafure about two feet 
two inches in length, and two feet eighteen in 
breadth, and weigh from fix to above feyen pounds. 
The head is large ; the middle of the neck fmall, 
with the lower part of it fpread out very broad, 
fo as to form a hollow between the fhoulders, 
which, while the bird is fitting at eafe, feems as 
if fitted to receive its reclining head. The bill 
