Donkey the environment. They may compete with livestock and native animals for resources, spread weeds and diseases, foul or damage watering holes and cause erosion. Few species of ass exist in the wild. The African wild ass, "Equus africanus", has two subspecies, the Somali wild ass, "Equus africanus somaliensis", and the Nubian wild ass, "Equus africanus africanus", the principal ancestor of the domestic donkey. Both are critically endangered. Extinct species include the European ass, "Equus hydruntinus", which became extinct during the Neolithic, and the North African wild ass, "Equus africanus atlanticus", which became extinct in Roman times. There are five subspecies
Julius Africanus is a persistent belief in some quarters that Africanus was actually an African. However, being the son of a Gallic chief he was a member of a Celtic tribe. This confusion probably arises from an incorrect belief that the Roman cognomen Africanus means from Africa (i.e. born in Africa) rather than the correct meaning of famous relation to Africa. The name Africanus originated with Scipio Africanus, who defeated Carthage (in North Africa) during the Second Punic War. Julius Africanus Julius Africanus was a celebrated orator in the reign of Nero, and seems to have been the son of the Julius