ARTIFICIAL SELECTION 



330 



and speckled breeds, breeds in which the comb and wattles 

 have been enormously increased — in some the comb is single, 

 in others curiously complicated, giving rise to what are known 

 as rose, pea, and walnut combs — and breeds in which the comb 

 has been replaced by a huge tuft of feathers which, falling down, 

 covers the face so as to conceal the eyes ! In some races the 

 feathering has been developed to a remarkable degree, so much 

 so that the legs and toes are thickly covered, while even the 



III. 33 — Black Polish Cock 



number of the toes have been increased, as in the five-toed 

 Dorking-fowls. 



The effect of the cessation of selection is well illustrated, 

 among other things, by the coloration of the chicks. The 

 young of the Wild Jungle-fowl, as in all the Game-birds, are 

 striped ; the young of the domesticated races of this Jungle-fowl 

 are rarely striped, and never develop the complete markings of 

 the chick of the parent stock. This character has no significance, 

 no value whatever, to the young of domesticated races, and has 



