Donkey than hinnies, making them more desirable for breeders to produce. The offspring of a zebra-donkey cross is called a zonkey, zebroid, zebrass, or zedonk; "zebra mule" is an older term, but still used in some regions today. The foregoing terms generally refer to hybrids produced by breeding a male zebra to a female donkey. "Zebra hinny, zebret" and "zebrinny" all refer to the cross of a female zebra with a male donkey. Zebrinnies are rarer than zedonkies because female zebras in captivity are most valuable when used to produce full-blooded zebras. There are not enough female zebras breeding in captivity
When a white horse is not a horse is it that yellow or black horses are acceptable in one case and unacceptable in the other case? It is clear that acceptable and unacceptable are mutually contrary. Hence, yellow and black horses are the same, one can respond that there are horses, but one cannot respond that there are white horses. Thus, it is evident that white horses are not horses. This dialogue continues with deliberations over colored and colorless horses and whether "white" and "horse" can be separated from "white horse". Other "Gongsun longzi" chapters discuss "Baima"-related concepts of "jian" "hard; hardness" and "bai" "white; whiteness", "ming" "name;