A few years ago a zoological researcher thought about it, studying the biggest animal that could do this, a kind of lizard: the gecko.
The gecko has very special legs: the ends of these are covered with adhesive lamellae (hundreds for each finger), each lamella itself being composed of setules, microscopic hairs, each setula separating into a myriad of spatulas .
Its adhesion to surfaces is due to a molecular force, the force of Van Der Walls. In short, according to our zoologist, if an animal …
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