But the legs on either side do not hit the ground at the same time, so that most of the time three legs are still on the ground. So our gait is both fluid and stable.
Unlike the ungainly two legged gait of humans. As a famous human writer admitted "Four legs good: two legs bad."
As for their feet.... almost useless toes on a flattened large pad. Pathetic.
- For more about ungainly humans get my book here.