Ancient Human Ancestor Walked on Two Legs 7 Million Years Ago, Scientists Find - ScienceAlert

The switch to walking on two legs, instead of four, is a major moment in the evolution of our species, which is why scientists are keen to pinpoint exactly when it happened – and a new study puts the adaptation as happening around 7 million years ago.
The switch to walking on two legs, instead of four, is a major moment in the evolution of our species, which is why scientists are keen to pinpoint exactly when it happened and a new study puts the a… [+2891 chars] Read More