Eric Walker added Sahelanthropus tchadensis to Sahelanthropus, and added Sahelanthropus to Miocene and Hominins

Eric Walker added Our Earliest Ancestors - YouTube and Sahelanthropus - Wikipedia to Sahelanthropus tchadensis, and added Sahelanthropus tchadensis to Sahelanthropus

Eric Walker added Sahelanthropus and a number of links to Miocene, and added Miocene to Neogene period

Eric Walker added a number of topics and a number of links to Hominins, and added Hominins to Hominidae