A leopard gecko appears above. Researchers have discovered that geckos can sever their spinal cords near their tails to escape predators. The neurons in the tail control its movement even after it falls off the gecko -- a finding that may help human with spinal cord injuries. | Timothy Higham

Gecko Tail Preprogrammed to Fool Predators

Neurons in a gecko's tail control its movements even after the tail has been severed.