100 
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 much 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 
