TWO BURROS on the DESERT.
A mule is the offspring of a male donkey and a female horse. Horses and donkeys are different species, with different numbers of chromosomes.
The donkey, sometimes called asses, is a domesticated member of the Equidae or horse family. The wild ancestor of the donkey is the African wild ass,
E.africanus. The donkey has been used as a working animal for at least 5000 years. There are more than 40 million donkeys in the world,...more »