212 ANIMAL INTELLIGENCE 



He can now run fast and well, his power over his 

 hind legs being good. 



He hears perfectly even faint sounds. 



On being held before a piano, when it is played upon, 

 he manifests no special effect. 



46 th day. The puppy gets up to a water-pan over a 

 foot high, and, resting his front paws on it, laps water, 

 the whole proceeding reminding one of a mature dog. 

 This was first done, however, three or four days ago. 



A small Skye terrier, and afterwards a collie, are 

 allowed to enter the puppy's compartment, but he does 

 not seem inclined to notice them much. 



Lies with his head on the sill of the door of his com- 

 partment. 



47th day. After I play a little while with the puppy, 

 and then retire, he barks impatiently to get out. 



49th day. The puppy is playing in the yard. 

 Scratches at the snow like an old dog. After defecation 

 he draws himself along in the snow. 



He pulls at the withered branch of a vine growing 

 against a fence. 



He ascends a snow bank in the yard, wagging his tail. 



He seems very much at home with the older dogs, 

 and adapts well to his surroundings. 



62nd day. The last remark applies with much greater 

 force now. 



He is very free in all his movements. Carries his tail 

 up, and wags it vigorously. 



Considerable change is observable in the shape of 

 his muzzle within a few days. 



On being given a lone he does not commence on it at 

 once, but carries it to his bed instead of gnawing it on 

 the sawdust that covers the floor of his pen. 



63rd day. To-day the puppy is trying hard to get 

 out of his compartment, pushing his head through be- 

 tween the iron- wire door and the sill, and using his paws 



