EXERCISE AND TRAINING OF PUPPIES. 101 



habits and tendencies, do not usually do well together^ 

 one being generally a source of annoyance or worry to 

 the other, sometimes of positive danger from fighting. 

 All problems are greatly complicated when several breeds 

 are kept in the one kennel, even if separated. But if 

 study is the main object, there is more to learn for him 

 who has the eye to see. 



EXERCISE AND TRAINING OF PUPPIES. 



These subjects are so closely associated in practice that 

 they may be treated together to some extent. We have 

 already tried to show that the best exercise for a dog is 

 that which fits him for his work, and that in the very 

 nature of the case this must be taken in connection with 

 that work. Such is Nature's method. The young car- 

 nivora soon take part in catching, etc., the maimed ani- 

 mals the parents bring home. 



An analysis of our own psychic life, complex as much 

 of it is, compared with that of the dog, shows that a great 

 part of our mental processes are not concerned with ab 

 stractions and generalizations of a very high order, but 

 with actual concrete perceptions and conceptions ; that we 

 think in pictures rather than words ; that our thoughts 

 are the result of past associations ; that the machinery of 

 the mind or brain is so connected that when one part is 

 moved, so to speak, a whole series of connections are es- 

 tablished. Hence the psychic life of every creature must 

 be related essentially to its past experiences. 



If this be true — and it can not be doubted — we think, 

 then, the puppy's intelligence, like our own, begins to 

 develop, and continues to do so exactly in relation to its 



