I first saw this in Robert Full's TED talk. http://www.ted.com/index.php/talks/robert_full_on_animal_movement.html http://www.ted.com/index.php/talks/robert_ful

I first saw this in Robert Full's TED talk. http://www.ted.com/index.php/talks/robert_full_on_animal_movement.html http://www.ted.com/index.php/talks/robert_full_on_animal_mov...