TURKEYS, DUCES, OEESE, GUINEA FOWLS 



243 



the production of market ducks, owing to the variation in size 

 between the male and female. The two varieties of the 

 Muscovy duck are the White and Colored. The White 

 variety is pure white throughout all sections of its plumage. 

 In the colored variety the breast, body, and back are blue- 

 black in color, broken with some white. The wing coverts 

 are similar in color, while the tail is black. The standard 

 weights of this breed are: Adult drake 10 lbs., young drake 

 8 lbs., adult duck 7 lbs., young duck 6 lbs. 



Figure 235, — Colored Muscovy drake. 



Figure 236, — Cayuga duck. 



Rouen. In shape and type this breed is quite similar 

 to the Pekin and has the same standard weights. There 

 is but one variety of this breed, it being colored. The 

 plumage of the male and of the female varies with differ- 

 ent colored markings. 



Cayuga. This breed likewise resembles the Pekin in 

 shape. It is not quite so desirable as the Pekin as a market 

 duck, owing to the dark plumage. The plumage is greenish 

 black in all sections of the body. The standard weights are : 

 Adult drake 8 lbs., young drake 7 lbs., adult duck 7 lbs., 

 young duck 6 lbs. 



Buff. The plumage of this breed, of which there is one 



