Horse evolution

Evolution of Horses

  • eohippus
    52 BCE

    eohippus

    The earliest forerunner of
    horse—small, primitive horse similar to
    The size of a fox
  • Mesohippus
    32 BCE

    Mesohippus

    An extinct genus of early horse.
    The size of a bobcat.
  • Merychippus
    15 BCE

    Merychippus

    The first horse known to have grazed.
    The size of a mule.
  • Pliohippus
    5 BCE

    Pliohippus

    The size of a donkey.
  • Equus

    Equus

    The first modern-day horse.
  • Horse

    Horse

    A domesticated, one-toed, hoofed mammal.