106 THE EVOLUTION OF LIVING BEINGS. 



,,Brandt most naturalists now believe that all our 

 ,,goats are descended from the Capra aegagrus of 

 ,,the mountains of Asia, possibly mingled with the 

 ,,allied species C. falconeri of India" 



Rabbits. 



Vol I p. 107 ,,A11 naturalists, with as far as I know 

 ,,a single exception, believe that the several domestic 

 ,,breeds of the rabbit are descended from the com- 

 ,,mon wild species; I shall therefore describe them 

 ,,more carefully than the previous cases." 



Pigeons. 



Vol. I, p. 137. ,,I have been lead to study domestic 

 ,,pigeons with particular care .because the evidence 

 ,,that all the domestic races are descended from one 

 ,,known source is far clearer than with any other 

 ,,anciently domesticated animal". 



Fowls. 



Vol. I, p. 251. ,,Finally we have not such good evi- 

 dence with fowls as with pigeons, of all the breeds 

 ,,having descended from a single primitive stock." 



Ducks. 



Vol. I, p. 295. ,,From these several facts, more espe- 

 ,,cially from the drakes of all the breeds having cur- 

 bed tail-feathers and from certain sub- varieties in 

 ,,each breed occasionnally resembling in general 

 ,,plumage the wild duck, we may conclude with 

 ,,confidence that all the breeds are descended from 

 ,,Anas boschas." 



The Goose. 



Vol. I, p. 302. ,,A large majority of capable judges 

 ,,are convinced that our geese are descended from 



