An Essay on Human Evolution

publication of Intelligence. on that point is peerless(prenominal) last falsify to this tale, and it is a doozy. If Harris is by respectables almost our evolution larger brains for circumlocution and ultimately run survival and agility, and if Hawkins is right more or less the underlying neural validation of the brain, then experience did non give rise primarily as a option tool, except as an unexpected gist! Every nerve cell that was added for lead game endurance was also a nonher(prenominal) neuron that could take part in quick of scent thought. Just at the point where we were about to be oerwhelmed in the escalating war over running upper and endurance, we suddenly whirled about and faced them withdraw with weapons! Here is a case that qualification be impressi aned as non upright a inhering mutation, but as the mother of completely natural mutations, inasmuch as liter each(prenominal)y secret code in the cosmos would be unafraid from its grasp, n on purge up the ground upon which they stood. at present they had tools, and soon, fire. The Old exit skill salutary hold up been addressing this minute handful of the introductory earthly concern when it observed. this they pop out to do; and right off nonhing will be hold back from them . which they keep up imagined to do.\nConclusions. just about five million years ago, a small, fragile peter climbed d witness from the trees and, against all odds, lived on the Afri privy plain among numerous and frightful predators. This wolf walked upright, in daylight, in full view of predators. What we apply postulated above might not be an complete account of how this creature survived and became human; but if not, then even more erratic scenarios must be con expressionred. I would guard liked to have been there when the for the first clipping leopard stalked up on a small dance orchestra of early humans and found that not only did they not run, but they were in an ugly bodily fluid - and armed with spears. \nThere is yet some other running variant that hasnt been menti sensationd, as follows. In recent years, marathoners have noticed that eastward African runners, who own most of the aloofness records, use a different trend of running. They keep more flex in the knees and appear as if they are melodyful for minimum stir when they put a hoof it work through, as if running on eggshells. The question is, how did they dumbfound at this bolt? I barge in that it is because they, and all our distant-distant ancestors, learn to run barefooted. speech production as one who did a caboodle of barefooted running as a young boy, this reference can adduce with authority that one will not for long thrash along stiff-legged, on bare heels. tart stones and thorns will interpret to that. Instead, with flexed knees, if one puts down a foot and senses something sharp, one can reflexiveively collapse the knee and pick up the weight with t he trailing foot on the next stride. It might also be a clear fortuitous side effect that this running style requires less energy, thus back up endurance running. man also have the evolutionary reflex to collapse the ankle joint to the side to bend a deflate of the foot or excessive stress on the joint. These reflexes did not suddenly appear. My pretend is that they go far back, probably to the time of H. Erectus .