Humans began walking upright to carry scarce resources, chimp study suggests

Humans began walking upright to carry scarce resources, chimp study suggests
ScienceDaily (Mar. 23, 2012) — Most of us walk and carry items in our hands every day. These are seemingly simple activities that the majority of us don't question. But an international team of researchers, including Brian Richmond at the George Washington University, have discovered that human bipedalism, or walking upright, may have originated millions of years ago as an adaptation to carrying scarce, high-quality resources. This latest research was published in this month's Current Biology....