BY PRODUCTS , I HAVE THE FEELING ARE PARTS OF THE ANIMAL THAT ARE NOT USED FOR HUMAN FOOD LIKE BEAKS, CAWS AND HOOVES.
AND ANYTHING THAT SCRAP FROM THE HUMAN FOOD PROCESSING.
I AM GIVING THE FOUND CATS A LOT MORE GRILLED GROUND CHICKEN, VEAL AND BEEF AND THEY REALLY SEEM TO LIKE IT.
I MAY START WITH HEARTS AND LIVERS IF THEY LIKE IT, I WILL ASK AUNT JANICE FOR ADVICE.