crab spwaning(pics)

Jun 7, 2008
160
0
0
india
#1
this buddy crab spawned 3hrice
leaving old body in some corner and becoming something new
he does this every two months
spwaning signs
1-less food intake
2-less movement
3-tiredness
4-sitting at one place like a duck(waiting for something)

i want to ask why does these crabs do this starnge behavior
any idea.......????

see a pic
left alive crab / right spwaned body
 

Attachments