This is a permitted by right accessory use in all districts. Only those pets that are domesticated and are compatible with a residential character shall be permitted as keeping of pets. Examples of permitted pets include dogs, cats, rabbits, frogs, gerbils, snakes that could not be poisonous to humans, and fish. Bears, goats, cows, wolves, wolf-dog hybrids, snakes that could be poisonous to humans, pigs (other than miniature breeds) or sheep are not permitted as "pets" under this section.