Hermit Crabs & Their Shells?

[mikeshe0]

When you put bigger shells in the tank for the crabs to move in to, do you put them anywhere in the tank or on the rocks or sand or where?
Also how do you let the crabs know there is new homes available if you don't speak their language

Thanks.

 

[johnnyjtaylor]

I just chucked mine in and the hermits did the rest
Johnny

 

[mikeshe0]

I just chucked mine in and the hermits did the rest
Johnny

Thanks Johnny