Reproductive isolation from a cross between a horse and a donkey or between a mare and a donkey, respectively. These animals are nearly always sterile due to the difference in the number of chromosomes between the two parent species. Both horses and donkeys belong to the genus "Equus", but "Equus caballus" has 64 chromosomes, while "Equus asinus" only has 62. A cross will produce offspring (mule or hinny) with 63 chromosomes, that will not form pairs, which means that they do not divide in a balanced manner during meiosis. In the wild, the horses and donkeys ignore each other and do not
Hyundai Equus engine types were changed to 3.3 and 3.8 Lambda V6 engine types which were designed and developed by Hyundai Motors. But the automatic transmission was not changed. Hyundai officially ceased the production of 1st generation Equus in November 2009. A new bigger, rear-wheel drive Equus was launched in March 2009. A limousine model was made for the Korean market. Equus Limousines have been used by famous company owners in Korea as well as foreign VIPs. The second generation Equus, codename "VI", was unveiled in Grand Hyatt Seoul. Unlike the old Equus, the VI has a rear-wheel drive architecture, a longer