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,
Hyundai Equus will be spun off into Genesis Motors, the new luxury vehicle division for Hyundai. The 2016 successor to the Hyundai Equus will be rebranded as Genesis G90 (EQ900 in Korea) The Equus currently serves as the official state car of the Republic of Korea. In 1999, Hyundai Motors and Mitsubishi Motors presented their full-size sedan. Hyundai said that it was making a full-size sedan to compete with Mercedes-Benz S-Class and BMW 7 Series in the Korean market. In reality, it was competing against its domestic rival, SsangYong Chairman. Hyundai had great success with the Equus in Korea, but very few