Usually they are used as “beasts of burden”, animals that carry carts, move cargo, or plough the land ... cows do their share of the pulling and carrying, too. 2. Oxen have been used by ...

Ransomes ploughs could be pulled by horses, oxen or even elephants!The self-sharpening chilled cast-iron plough share, patented in 1803, was discovered accidentally by Robert Ransome when he ...