148 



SOUTH AFRICAN MAMMALS 



the water is carried on its mother's back. It will lie in 

 the water with only the top of the head showing, or 



Fig. 71. — Bull Hippopotamus. 



very often only the eyes and nostrils, both of which can 

 be closed at will. It will sometimes lie on the bank of 

 a river or lake and bask in the sun, if undisturbed, but 

 the position in the water above described is the more 



