Generic development of the horse's foot. A, Foot of Eohippus; B, That of Orohippus; C, That of Hipparion; D, that of horse. The digits are numbered, when present, I. to V.

Evolution of Horse Foot

Generic development of the horse's foot. A, Foot of Eohippus; B, That of Orohippus; C, That of Hipparion;…