Equus (genus) a female horse. With rare exceptions, these hybrids are sterile and cannot reproduce. A related hybrid, a hinny, is a cross between a male horse and a female donkey. Other hybrids include the zorse, a cross between a zebra and a horse and a zonkey or zedonk, a hybrid of a zebra and a donkey. In areas where Grévy's zebras are sympatric with plains zebras, fertile hybrids do occur. Equines have significant differences in size, though all are characterized by long heads and necks. Their slender legs support their weight on one digit (which evolved from the middle digits). Grévy's
Male privilege women's rights but fail to realize that their privilege as a whole, is a part of the issue at hand. In both India and China, male offspring are privileged and favored over female children. Some manifestations of son preference and the devaluation of women are eliminating unwanted daughters through neglect, maltreatment, abandonment, as well as female infanticide and feticide despite laws that prohibit infanticide and sex-selective pregnancy termination. In India some of these practices have contributed to skewed sex ratios in favor of male children at birth and in the first five years. Other examples of privileging male offspring are