My hermit crab needs help!!!!! his poor legs?

Question

my mom put a thing in the background that the hermit crabs can climb on. there a peice of sticky stuff yu put on the back of it so it will stay well we have A BABY ONE THAT GOT STUCK ON THERE. ALL HIS LEGS GOT STUCK ON THERE SO I WAS RELLY SCARED I GOT IT OFF BUT NOW HE ONLY HS HIS PINCHERS ND ONE REGULAR LEG. HE ATE AND HE DRANK DO YU THINK HE'LL SURVIVE??HE acting normal but he is walking extra slow though

Answer 1

its because he's getting ready to molt  

Answer 2

he will be fine when he sheds parts of his legs will come back my crab uncle sam is missin parts of his legs too.