Horse outward similarity is an unreliable measure of relatedness. Besides the horse, there are six other species of genus "Equus" in the Equidae family. These are the ass or donkey, "Equus asinus"; the mountain zebra, "Equus zebra"; plains zebra, "Equus quagga"; Grévy's zebra, "Equus grevyi"; the kiang, "Equus kiang"; and the onager, "Equus hemionus". Horses can crossbreed with other members of their genus. The most common hybrid is the mule, a cross between a "jack" (male donkey) and a mare. A related hybrid, a hinny, is a cross between a stallion and a jenny (female donkey). Other hybrids include the zorse,
Scipio Africanus Scipio Africanus Publius Cornelius Scipio Africanus (; 236–183 BC), also known as Scipio the African, Scipio Africanus-Major, Scipio Africanus the Elder and Scipio the Great, was a Roman general and later consul who is often regarded as one of the greatest military commanders and strategists of all time. His main achievements were during the Second Punic War where he is best known for defeating Hannibal at the final battle of the Battle of Zama in 202 BC, one of the feats that earned him the agnomen "Africanus". Prior to this battle (near modern Zama, Tunisia) Scipio also conquered Carthaginian Iberia,