All three belong to the genus Equus, along with other living equids. Source: Internet
Extensive stripes are posited to have been of little use to equids that live in low densities in deserts (like asses and some horses) or ones that live in colder climates with shaggy coats and annual shading (like some horses). Source: Internet
It has been suggested that zebras are polyphyletic and that striped equids evolved more than once. Source: Internet
Evolution main Extinct equids restored to scale. Source: Internet
Its coat pattern was unique among equids : zebra-like in the front but more like a horse in the rear. Source: Internet
Of these animals, it is likely that only the equids were migrational. Source: Internet