Early humans may have first walked upright in the trees

Human bipedalism—walking upright on two legs—may have evolved in trees, and not on the ground as previously thought, according to a new study. Read more at In this video: A female chimpanzee walks upright to navigate flexible branches in the open canopy, characteristic of Issa Valley savanna-mosaic habitat. Despite their open and dry habitat, chimpanzees at Issa remained highly arboreal and did not walk on the ground more than chimpanzees living in tropical forest, findings which support upright walking evolving in the trees, not on the ground in our early ancestors. Credit: Rhianna C. Drummond-Clarke Subscribe: Join Science X channel to support our mission: Thank you for helping our YouTube channel reach new heights! Hitting subscribe aids us in our mission to bring you the latest and greatest research news in science, me