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,
The Donkey Show (band) The Donkey Show (band) The Donkey Show was a ska band based in San Diego that played Caribbean-sounding Ska during the eighties. The band was formed in 1985. They introduced many people to ska music and were in the unique position of being one of the founding bands of the "California Ska Sound", a precursor to what some would call the third wave of ska. At one point they even received radio play on major radio stations such as KROQ-FM. The Donkey Show are well known for their male and female lead vocalists and for their legendary song writing collaborations