An ox (plural oxen) is a bovine animal trained as a draft animal. Oxen are commonly adult, castrated male cattle, but cows (adult females) or bulls (fertile males) may also be used in some areas. Oxen are used for plowing, transport (drawing carts or wagons or sometimes for riding), threshing grain by trampling, and for powering machines for grinding grain, irrigation or other purposes. Oxen may be used to skid logs in forests, particularly in low-impact select-cut logging. Oxen are usually use… (More on Ox)