Bipedalism, Essay Example

A discussion of theories about how and why our hominid ancestors became bipedal is presented here. Along with the discussion, benefits and drawbacks of walking upright are also iterated.

What were the advantages for early hominids that resulted in such a behavioral change from quadrupedalism to bipedalism? Standing upright in grasslands enhanced both the field of vision for early hominids but made them visible to predators. Standing upright also helped them reach low-hanging fruit and keep their bodies cool.

Most animals expend the greatest amount of energy in reproduction, feeding, and ensuring safety. If these hominid males assisted in the survival of their mates and offspring, bipedalism would have helped males to provide food and protect their families from predators. Upright walking permitted early hominids to forage and bring food back more food. In more open environments, hands were free to make and use tools.

Bipedalism was a behavioral novelty that directly made many other advances possible. Nevertheless, it is not a perfect system. People endure foot problems, hernias, lower back pain caused by upright walking.

What were the advantages for early hominids that resulted in such a behavioral change from quadrupedalism to bipedalism? A discussion of theories about how and why our hominid ancestors became bipedal has presented here. Along with the discussion, benefits and drawbacks of walking upright have also been iterated.