Jaya Julienne AshmoreMay 24, 20171 min readMore than 3 million years ago, the spine.http://www.npr.org/sections/thetwo-way/2017/05/23/529693497/3-3-million-year-old-fossil-sheds-light-on-how-the-spine-evolved
http://www.npr.org/sections/thetwo-way/2017/05/23/529693497/3-3-million-year-old-fossil-sheds-light-on-how-the-spine-evolved
