RESULTS OF CASTRATION 39 



has a comb much smaller than that of a Leghorn female, one 

 might erroneously suppose that the capon had a "female" 

 comb. 



Unlike the head apparel, the spurs of the cock are not 

 influenced by castration. All the animals castrated by Pezard 

 and Goodale had spurs of the same length as those of a normal 

 animal. Some authors report having observed an under- 

 development of spurs in the capon. But, as Goodale points 



Fig. 27. — A Brown Leghorn capon, 3 years old. He is known to be 

 completely castrated. Undeveloped head apparel, but normal 

 spurs, and brilliant male plumage. — -After Castle (photo 

 kindly lent by Goodale). 



out, this has nothing to do with castration, as underdevelop- 

 ment of spurs sometimes occurs in uncastrated cocks, especially 

 in the Brahma and related breeds. 



The plumage of the castrated cock is in its general appearance 

 unchanged, or it may be even more richly developed than in 

 the normal cock. This fact has been recorded more or less 

 definitely by Sellheim (1898) and Foges (1903, p. 42 and 19 14, 

 p. 378). Pezard and Goodale showed that the castrated cock 



