A lot of things could happen. Nothing might happen, or the kittens could die, or the cat could die. Don't do it.
The baby rips through the mothers belly
When your pregnant your belly gets bigger,and your belly button just sticks out there.
she gets a fat belly.
When their belly gets big.
Clean it out
It does, but mostly the lower part of the belly gets bigger when the hamster is pregnant.
Your mom gets pregnant
This is hard to tell early. The further along she gets, the easier it gets to see that she is pregnant. Her belly will become big and solid.
A centaur gets pregnant in the horse belly because if she got pregnant in the human one, she'd die giving birth.
no
The belly button is the spot on the body where the umbilical cord attached in the womb. In pregnant woman the belly button starts to pop out as a woman gets later in her pregnancy.
Nothing happens just might get a little crusty :D i assume u are talking about your belly button just be sure to wash it