20 6 NATURE STUDIES. 



in a bad humour, and sat resolutely on his haunches, 

 with his back to his visitors. Some tried to coax him 

 with buns, others to startle him with shouts, and a 

 few tried to stir him up with walking-sticks and 

 umbrellas. All their efforts were in vain. At last it 

 occurred to Mr. Campbell to address the bear in the 

 language he was accustomed to in his youth, so he 

 shouted " Cuddapah ! Cuddapah ! " (Get up ! Get 

 up !) To the surprise and amusement of the specta- 

 tors, Bruin immediately turned round with a delighted 



S rin ' CUDDAPAH. 



While at the University, taking my medical course, 

 the facts I relate took place. Among other appurte- 

 nances to the department of physiological chemistry 

 was a dog with a gastric fistula, which fistula was 

 properly healed around a silver tube having an internal 

 and external flange to keep it in place. The tube was 

 stopped by a closely-fitted cork, except at such times 

 as we needed a supply of gastric juice. The fistula 

 caused the animal no disturbance whatever. He was 

 well and hearty, was fed at and made his home at the 

 medical department. 



During the summer vacation, however, when the 

 University was closed, he was transferred to the care 

 of the surgeon, who took him to his house. During 

 his frolics one day he jumped over a fence, striking 

 it, and dislodged the cork in the tube. Ponto soon 

 noticed that his food didn't seem to satisfy him, and 

 that all he drank ran out of his stomach on to the 



