JOO PACHYDERMES. 



water, which may be kept for the purpose of 

 moistening its food, but at other times is made use 

 of to disturb the insects, which, during a march, 

 or in hot weather, annoy and torment it. This 

 is effected by throwing out from its proboscis a 

 quantity of water upon the part on which the 

 flies fix themselves. 



The stomach of the Rhinoceros is placed by 

 Cuvier among those of simple construction. It 

 is of a very lengthened form, the place which 

 corresponds to the pylorus being globular, and 

 separated from the rest by a contraction. 



That of the Hippopotamus, again, is mucn more 

 complicated, and is of a form and structure very 

 singular. The cardiac orifice communicates with 

 three pouches, of which only two appear exteriorly, 

 and into a long bag or bowel, of which the cavity 

 is transversely divided by many folds in the form, 

 of small valves. On the side of the last valve, 

 the above mentioned bowel continues farther 



