Hi all I'm new here and need help asap my mollie looks as if she is preganent she has a squared belly but scales are sticking out as if she will explode (she is fat) I put her in a pin so the other fish would leave her alone and for almost 2 days she has been swimming on her head only swims normal when eating and then not for long WHATS GOING ON I CANT TAKE SEEING HER LIKE THIS 