stuborn
A saddle mule is a mule used for transportation or riding, were as a pack mule is a mule used solely for transporting luggage rather then people.
Mule Skinner
Mules are sterile, a mule is the offspring of a donkey and horse, therefore sterile. A male mule can mate with a female mule, but will never get her pregnant.
A male mule is always sterile, however , rarely, a female mule will be able to reproduce.
The answer to that question is a mule. The mule is used to pull carts, and used on farms. The mule cannot reproduce, it's genes are unbalanced. It has more horse gene combinations then donkey combo's.
Stubborn
The Word you are looking for is beast, they could all become beasts of burden.
mule = Maultier mule = Muli
A saddle mule is a mule used for transportation or riding, were as a pack mule is a mule used solely for transporting luggage rather then people.
Mule Skinner
mule = Maultier mule = Muli
A donkey can have offspring that is a mule, a mule cannot have offspring that is a donkey.
tête de mule (addressing the stubborn mule), têtu/têtue comme une mule (describing someone as stubborn as a mule) are standard French expressions.
mule
The name for a male mule is a Jack.
A mule is a cross between a horse and a donkey. A mule is sterile.
Mules are sterile, a mule is the offspring of a donkey and horse, therefore sterile. A male mule can mate with a female mule, but will never get her pregnant.