46 Life Beneath the Waves. 



ever on his remaining members, and takes 

 the first opportunity of playing the same 

 trick on his comrades. 



It is worthy of remark that new legs 

 soon appear in the place of the old ones ; and 

 that crabs, lobsters, and other Crustacea 

 have the strange power of breaking off 

 their legs and claws at will, when alarmed, 

 or enraged : this circumstance accounts 

 for the difference in size often seen in the 

 large claws of crabs and lobsters, or for the 

 absence of one claw altogether, or of one or 

 more of their legs. 



There are a great many different kinds of 

 crabs : some can be obtained only by dredg- 

 ing at sea. some may be found amongst the 

 rocks on the shore, and others are seen crawl- 

 ing about on the sand when the tide is out. 



Amongst those to be found by dredging 

 in deep water, is the crab known by the 



