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,
Equus Bass 770 Equus Bass 770 The Equus Bass 770 (stylized EQUUS BASS 770) is a handcrafted American luxury muscle car manufactured by the company Equus Automotive. Six models can be chosen, these being Accent, Accent Plus, Design, Design Plus, Edition and Collection, starting from US$250,000 and can go as high as US$290,000. This price makes the Bass 770 one of the most expensive muscle cars to be currently sold. The car's exterior design was inspired by many classic muscle cars of the 1970s. These included the Chevrolet Camaro, the Dodge Challenger, the Dodge Charger, the Plymouth Barracuda, the Pontiac GTO, the Ford