WILD AND TAME MAMMALS 



99 



Examples of two or more very distinct races which are the result 

 of man's care and selection, should be examined in detail and 

 contrasted together. Afterwards, if it is possible, the wild or 

 ancestral species should be considered in connection with each of 

 the domestic varieties already observed. 



The student should compare, for instance, a shire horse and 

 thoroughbred together, and both with the primitive horses (see 

 figure 103) recently brought to the Gardens of the Zoological 

 Society of London.* It will then be seen how from a common 



rom a photograph by Messrs Lascelles & Co. 



FIGURE 103. Wild Horses. 



ancestor, two very different types have been produced. Some such 

 kind of table as the following will show the most important points : 



* Whether these animals are really the ancestors of our modern horses, is undecided. 

 The greater hardihood of ponies when compared with the horse is probably due to the 

 fact that it far more closely resembles the original ancestor of the horse. The horse above 

 .fifteen hands is a far more artificial animal. 



