178 



THE SEALS 



in Atlantic harbors. It is very intelligent, and easily 

 trained to perform many tricks. 



In the North, amid the ice floes on the shores of 



>-. 



>\ 



Fig. 171. — The Walrus. 



the Arctic Ocean, is found the walrus (Fig. 171). It 

 is a huge seal-like creature in which the tusks are enor- 

 mously developed as weapons of defense and offense, 

 and by which it clings to the ice and hauls itself up. 



