Donkey have worked together with humans for millennia. Traditionally, the scientific name for the donkey is "Equus asinus asinus" based on the principle of priority used for scientific names of animals. However, the International Commission on Zoological Nomenclature ruled in 2003 that if the domestic species and the wild species are considered subspecies of one another, the scientific name of the wild species has priority, even when that subspecies was described after the domestic subspecies. This means that the proper scientific name for the donkey is "Equus africanus asinus" when it is considered a subspecies, and "Equus asinus" when it is
Equus (comics) foot long (with those corresponding to his thumbs considerably smaller), and while their composition is unknown, they are capable, given the physical strength Equus is capable of exerting with them, of piercing Superman's skin. Equus, the third version of the One Man Army Corps project, along with his predecessor, the second version, had their amygdalae enlarged as part of their genetic modifications, though this was scaled back for the subsequent versions, according to Mr. Orr, because this made the subjects psychotic. Specimens from the project that produced Equus were also said to have the wingbones of a fallen angel within