Equus is a genus of mammals in the family Equidae, which includes horses, donkeys, and zebras. Within the Equidae, Equus is the only recognized extant genus, comprising seven living species. Like Equidae more broadly, Equus has numerous extinct species known only from fossils.
Are horses and zebras in the same family?
Equus is a genus of mammals in the family Equidae, which includes horses, donkeys, and zebras. Within the Equidae, Equus is the only recognized extant genus, comprising seven living species.
Zebras are more closely related to wild asses (a group which includes donkeys) than to horses. The horse lineage diverged from other equids an estimated 4.0 – 4.7 million years ago; zebras and asses diverged an estimated 1.69–1.99 million years ago.
How big is an Equus?
Equus are stocky animals built for speed. These animals can be all types of sizes from 36-200 cm tall and are usually measured from the ground up to where their back meets their neck (the withers). They also vary in weight from 400-1600 pounds. Males are typically bigger and thicker than females (Steiner et al.
Which species of the horse family has never been domesticated?
Much like their equid cousins, the zebras and African wild asses, Przewalski’s horses have never been successfully domesticated.
Is a rhino a horse?
Rhinos are related, somewhat distantly, to a favourite domesticated animal and pet: the horse! Horses or equids, tapirs and rhinos are in the same group or ‘order’ and are known as ‘Perissodactyls’.
From a time long, long ago Today’s wild horses, so well adapted to their inhospitable surroundings, are the product of some 60 million years of evolution. The horse’s ancestor is thought to have been a primitive creature about the size of a fox which emerged sometime after the time of the dinosaurs.