3 ms·

But what about caterpillar? They can go literally on any terrain. Even on Mars :)

• arm85 13y ago
  Have you seen where the european ibex goat can go on four legs?
  • forktheif 13y ago
    Seriously! Ibexes are insanely good climbers. Random example http://www.youtube.com/watch?v=bmEPbA2R-s8 http://www.youtube.com/watch?v=bmEPbA2R-s8
    • mkl 13y ago
      Insane is right: https://www.youtube.com/watch?v=oT-Ywtf23ho https://www.youtube.com/watch?v=oT-Ywtf23ho
      • JulianMorrison 13y ago
        Their parkour is superior.