Is there a way you can tell how far along the pregnant cat is???She is hugh while laying on her stomack.you can see her nipples really clearly.you can see her babies move in her belly while lying on her side.She is still eating normal meals.she still she did pee herself before going to the litter box.still active.I think she might have been nesting,but I am not sure if she was just getting comfotable...Can someone give me any info. about this...