68 POULTRY BREEDING 
males have a greenish black neck with a narrow white 
ring at the lower part where it joins the body. The back 
is greenish and ash-gray running toa rich green over the 
rump. The shoulders are gray marked with very fine 
black lines and the breast is a purplish-brown or claret 
color, free from admixture. The sides of the body are 
steel-gray. The wings are grayish-brown mixed with 
green and across them runs a blue bar with a distinct 
white edge. The duck is more sober in color, being of 
light brown, each feather penciled with a darker brown, 
Aylesbury Ducks.—This breed gets its name from the 
vale of Aylesbury in Buckinghamshire, England, where 
it has been bred to perfection for many years. It is a 
heavy, quick-maturing, white breed. It was quite a fa- 
vorite in this country until the Pekin came, when .Ayles- 
burys and Pekins were crossed and it has almost disap- 
peared, the hardier Pekin displacing it. The Aylesbury 
has a white skin and when a yellow-skinned variety like 
the Pekin became available it could not hold its own. 
Cayuga Ducks.—There is a tradition that Cayuga ducks 
originated on the shores of Lake Cayuga in New York. 
There seems some foundation for this, as it is known that 
in 1870 a Mr. Clark bred them in considerable numbers 
in Cayuga Co,. N.Y. It is an intensely black breed. It 
is supposed that it was made from a cross of some black 
wild breed and the Rouen, or possibly from some other 
cross. It might have come froma cross of the East In- 
dian and the Mallard. The drake weighs 8 and the duck 
7 pounds. The Cayuga has never been given the credit 
it deserves and has become so rare that it is hardly to be 
found, although a few good flocks exist in this country. 
Call Ducks.—The two varieties of Call Ducks are bred 
only by those who keep them for ornament. They are 
