That would be really really hard to achieve in nature. What about a millipede? To me they're the closest thing to a legged and a tracked-like creature. https:/

That would be really really hard to achieve in nature. What about a millipede? To me they're the closest thing to a legged and a tracked-like creature. https://www.youtube.com/watch?v=xysbNbvUDZA https://www.youtube.com/watch?v=xysbNbvUDZA