448 AMPHIBIOUS HIPPOPOTAMUS. 



has certain cells and divisions, analogous, in some 

 degree, to those of the Camel. 



Mons. Sonnini thinks it not improbable that 

 there may in reality exist two species of Hippopo- 

 tamus ; one of which confines itself entirely to 

 rivers and fresh waters, and the other to the sea. 



