People say I am a quarrelsome creature. That is why cross persons are called "crabby." But I won't ever quarrel with you, little one.  
I am a first cousin of the . I have a soft body protected with a hard shell. When I grow too big I throw it off and then I get a new one, just like Mr. Lobster does.
 
I have five pairs of legs. Poor child, you have only one pair. I walk sideways. In walking I use the legs on one side of my body to push with and those on the other side to pull with. M............