Well i've been trying to solve this problem. My female cat mated with 2 tom cats the end of february. Both males mated with several of cats and they did gave birth. But my cat has been showing signs of pregnancy until last friday!!her belly shrunked and she's yowling like she's in heat! Please please please can anyone give me a straight answer. I look at her and i feel like she's shrinking even more :'( i want to make her feel better plase