Human Ancestor 'Lucy' Was A Tree-Climber, Bone Scans Reveal | Video

“Lucy” was bipedal, but scientists have long debated whether she was a part-time tree dweller. New scans of her 3.18 million year old skeleton reveal internal structures in her bones that hint she frequently used her arms to climb trees. [Full Story]

 
 

credit : Live Science / 3D Renderings/Images: Liberal Arts Instructional Technology Services, John Kappelman / University of Texas at Austin / Produced and Edited by @SteveSpaleta and Mindy Weisberger @LaMinda