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 Adventures of a Donkey second eldest daughter Charlotte Turner - Mr Turner's youngest daughter Mrs Arnot - Family friend of the Turner family; Jemmy's ninth owner Mrs Corsan - Mrs Arnot's neighbour Mr Carter - Jemmy's tenth owner Jack Carter - Mr Carter's son Mrs Dawes - Laundress; Jemmy's eleventh owner Bobby - donkey; Jemmy' friend whilst at Mrs Dawes' Mr Ford - Jemmy's temporary owner Charlotte Herbert - George Manton's cousin Charles Herbert - Charlotte Herbert's son; Jemmy's thirteenth owner Mr Crosby - George Manton's neighbour "The Adventures of a Donkey", much like Argus' other works, did not receive scholarly attention and only