As one of the smartest and most physically capable animals, why are we born so helpless? Ironically, it’s because we are so smart. This episode looks at what makes our brains special and how other animals like the octopus achieve a remarkable array of talents with a lot less. As the upright ape, our musculoskeletal system has also given us an amazingly efficient form of locomotion – running. By becoming one of the world’s best endurance runners, humans gained a crucial edge over many other species.