betterwithcats.net
Seeing your cat passed out and belly up should make you smile because it’s almost unbearably cute and clear that your cat is more than comfortable in your home.
1
In some cases, cats are looking for a specific type of attention in the form of belly rubs.
2
It’s possible that over time some cats just develop a preference for sleeping on their back as opposed to other positions.
3
I don’t think the specific position of laying on the back has that much significance for kittens.
Yes, you’re right about that, but that’s only applicable when cats are actually awake!