A Farmer's Dilemma

A Farmer's Dilemma

Q: A farmer has a ton of strange animals, but he has to sell one of them. He has a pig with two tails, a cow with two utters, a horse with two right hooves, and a chicken with only three toes on each foot. To keep his livestock as weird as possible, what animal should he sell?

A: The horse, all of them have two right hooves!