HOW DO YOU TELL IF YOUR CAT IS SICK. SEE . BEFORE SHE WENT MISSING FOR TWO WEEKS SHE WENT NUMBER 2. THEN SHE WAS MOANING LIKE SHE WAS IN HEAT. SO SHE LEFT FOR TWO WEEKS. SHE CAME BACK A WAS VERY HUNGREY. AND SHE MESSED IN THE BASEMENT. AND THEN ON SUNDAY MORNING SHE WENT THE BATHROOM IN THE BED. WHY WOULD SHE BE DOING THESE AND KNOW SHE LEFT AGAIN.