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Word Count: 886
From all fours to two evolution changed the way we walk Bipedalism is the ability to walk on two legs rather than all fours Modern Humans today wonder how bipedalism evolved The earliest form of bipedalism according to the Smithsonian Institute was in the species of Sahelanthropus six million years ago The body frameworks that evolved in the species were wide leg bones strong knees wide pelvis curved spine and long legs Species have gained these features because the necessity to walk on two legs The theories include reasons such as accomplishing hands-free actions and postural feeding less exposure to the sun and less energy wasted climate change and for protection All these theories try to explain the reason why specific hominids started walking upright Over all these theories have something in common they are all ways to store energy The theory that is on the mend of copiously answering the enquiry of bipedalism is hand-free action and feeding bring a plausible concept in early hominids evolution Early hominids had developed bipedalism to have the ability to carry objects and gather food Food was running short on supply so they depended on gathering food and carrying it around The early hominid would carry their food during their journey back home Also the early hominids new eating habit justifies to the development of bipedalism Early hominids would reach for fruits in low levels trees Over time change occurred in the hominids physical features for instance their knees became stronger These develops helped the early hominids have various choices in food Scientist found that apes become bipedal when they eat early hominids bipedalism became a natural necessity to get food from an overhead branch They needed bipedalism for postural feeding According to Dr Hurt bipedalism evolved for terrestrial feeding in lieu of walking purposes To a large extent a possible reason why bipedalism evolved in early hominids is to have the ability to be hands-free and
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