Okay... but actual animals do way better: http://www.ted.com/talks/robert_full_the_secrets_of_nature_s_grossest_creatures_channeled_into_robots http://www.ted.

Okay... but actual animals do way better: http://www.ted.com/talks/robert_full_the_secrets_of_nature_s_grossest_creatures_channeled_into_robots http://www.ted.com/talks/robert_full_the_secrets_of_nature_s... As a rule of thumb, any walking robot that uses servos can't approach the performance of its animal colleagues. The leg impedance is way too high.