The Alien Biped

As humans, we’re quite accustomed to our weird vertical spines and precarious two-legged gait. But habitual bipedalism is far from the norm. When did it first occur on planet Earth? Will the robotic future walk on two legs? And can we reasonably expect alien lifeforms to follow suit? Robert Lamb and Joe McCormick explore in this episode of Stuff to Blow Your Mind. 

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