20 



POTJLTKY CULTURE 



The External Anatomy of the Fowl. — Before entering into 

 the study of breeds and breeding, the student should be famil- 

 iar with the external anatomy of the fowl, which is illustrated 

 and shown in the accompanying figure. 



Classification of Fowls. — Fowls are classified from a zoologi- 

 cal standpoint as follows: Branch, Vertebrata; Class, Aves; 

 and Order, GallinEe. 



In poultry science they are classified as follows: Class, 

 Breed, and Variety. 



— Sickle 



Main tail 

 Tail coverts 

 Saddle feathers 

 Fluff 

 -Primaries 



■The external anatoniy of the chicken. 



The locahty of the origin of the fowl is the basis upon which 

 the class is named; thus, the Brahma originated in Asia and 

 they are placed in a class called Asiatics. 



The shape or conformation is the basis upon which the breed 

 is named, as the Wyandottes possess a distinct type or shape. 



The color and the feather pattern is the principal factor 



