Yes
12 Hours
break their legs
This is unlikely, but possible.
You run or walk with your legs. Your stomach is used to break down food. The two have different muscles to complete different tasks.
You can run alittle more every day stretch your legs out as much as possible. Also, eat alot of healthy food
Yes it is possible to tie your legs into a knot. Also its possible to get tied into a knot with someone else's legs.
A ball can run across the floor but has no legs.
What can run but has no legs - hmm...... a CAR!
With what you run them over with, it depends. If you run them over with a scooter, it most likely will not break. If you run them over with an industrial pile driver, then you might break it. It is possible to break certain rocks by running them over.
Yes, it is very possible, I have once met a pug that broke both of her legs so bad that she ended up paralyzing them and had to use a little doggy wheelchair.
Your stride tends to get longer as you run faster, but, no, your legs do not.
Yes wolves have legs as they can run. They have 4 legs.