Main content

A horse's hoof

The extreme skeletal adaptations of a horse鈥檚 leg make it one of the fastest and most efficient runners on Earth.

3 minutes

This clip is from

Secrets of BonesDown to Earth

Featured in...

  • Life Inside Out Season

    Explore 主播大秀 Four鈥檚 new season, examining bodies like never before. Starts Tue 18th Feb.

More clips from Down to Earth

See all clips from Down to Earth (3)

More clips from Secrets of Bones

See all clips from Secrets of Bones (19)