HOW TO TRAIN SHEEP DOGS. 135 



when he gets little or no exercise. It is better 

 for the dog to let him be a bit spare than too fat. 



Remember that naturally a dog had to hunt 

 most of the day for his dinner, and, when he 

 captured it, there was probably barely sufficient 

 to go round. 



Of course it depends on the size of the dog, 

 and the amount of exercise it takes, as to the 

 quantity of food it should be given, but as a 

 rule, once a day is sufficient, and then only 

 just what the dog will eat up with relish. 



As you know, we give off our superfluous 

 internal heat by perspiration through the pores of 

 our skin that are situated all over our body, but 

 a dog can only perspire through its tongue. 

 Therefore it is of the utmost importance that 

 dogs should be able to get at a plentiful 

 supply of fresh water especially is this neces- 

 sary for dogs with long coats like sheep dogs. 



To neglect giving any dog, especially a long- 

 haired one, water, is brutal. The suffering that 

 the poor beast on a hot day must go through 

 from lack of water must be terrible. 



What Selection has Done. 



When you come to consider that the tiny, 

 smooth Italian greyhound and the thick 

 coated huge St. Bernard probably descended 

 from very much the same stock, it will give 



