Are you having them for tea or going to fed them with bran,till they have cleaned out there stomach,when I was working one of my ladies told me when she was a child her Father brought snails home,ready to cook,but one escaped ,old house very high ceilings,spent day trying get it dowm,PS you couldnt eat them if they had been eating slug pelts,Was it Barbara who took the slugs and snailmto the far side of the canal rather than killing them,I throw them out and hope the local crows eat them,