Cats have very close digestive tracts to a person or a dog, but they are not excluded from the passing of gas. But if a cat is farting more than you think is natural, it could be a sign of something else going on inside your body. Daily monitoring of your cat's usual gastrointestinal functions can allow you to be a better owner of your pet and to recognize when your cat may need any veterinary treatment. Cat Farting And Diarrhea