<strong>Autotomy: Nature's Dismemberment Plan: </strong> When threatened, some species of lizards simply jettison their own twitching tails form their bodies. It's grisly but effective. In this episode of Stuff to Blow Your Mind, Robert and Julie explore the science of autotomy in both the vertebrate and invertebrate worlds. Plus why can't humans do this? And how might it benefit regeneration science?