A female mule that has oestrus cycles, and so could, in theory, carry a fetus, is called a "molly" or "Molly mule", although the term is sometimes used to refer to female mules in general. A male mule is properly called a "horse mul… See more

Breeding of mules became possible only when the range of the domestic horse, which originated in Central Asia in about 3500 BC, extended into that of the domestic ass, which originated in north-eastern Afri… See more

In general terms, in both the mule and the hinny, the foreparts and head of the animal are similar to those of the father sire, while the hindparts and tail tend to resemble those of the dam. A mule is generally larger than a hinn… See more

While a few mules can carry live weight up to 160 kg (353 lb), the superiority of the mule becomes apparent in their additional endurance. In general, a mule can be packed with dead weight up to 20% of its body weigh… See more