litter

It has a removable grate for the rat to sit on, the droppings go right through the holes. So they wouldn't be sitting directly on the litter itself. Should I keep the grate on or take it off? Bumblefoot is an initial worry but will just standing on it sometimes and not for extended periods of...

I'm trying to litter train my three male rats and it's not working too well at the moment. They keep pooping and peeing everywhere even though I pick up everything and put it in the litter pan and have a pee rock in there as well. I'm pretty sure the litter bedding and living bedding are just...