148 



THE OCEAN. 



said to be by diving to unfathomable depths, where 

 their structure could not for an instant sustain the 

 enormous pressure. 



Another animal has been accused of joining in 

 these assaults, I suppose from having been con- 

 founded with the Sword-fish. It is the Nanvhal, or 







StKAliLNU TUK NARWHAL. 



Sea Unicorn {Monodon monoceros), a very different 

 creature ; in fact, being a first-cousin of the \^^lale 

 himself. This interesting animal, the beauty of the 

 northern seas, must be acquitted of this charge, 

 bemg as inoffensive as his great relative. It is 

 a very singular creature, formed in many respects 



