DOGS. 9 



is truly wonderful. The sense of smell differs in 

 different varieties, but in all is sufficiently strong 

 and refined to enable the dog to seek out and follow 

 his master even among a crowd. His sense of 

 hearing is also quick. He expresses anger by growl- 

 ing or barking; and shows delight by wagging his 

 tail. 



The preceding observations are applicable to dogs 

 generally. We now proceed to describe the several 

 species and to point out their chief characteristics; 

 premising, that in our arrangement we follow the 

 popular rather the scientific mode of distinguishing 

 the several varieties. 



FIELD DOGS. 



The Greyhound, in its several varieties, stands 

 prominently forward among the field dogs: they 

 hunt in packs or singly, principally by the eye, 

 though sometimes by the scent; while others of the 

 same race, hunt singly, and always by the eye. 



The Greyhound. 



THE GREYHOUND. Of this gracefully-formed 

 animal there are several varieties, each differing in 



