Human Evolution Ardipithecus ramidus This species was announced in September 1994. It is thought to be the oldest known hominid species. It was dated at 4.4 million years old. The majority of the fossils found were skull fragments. Other evidence suggests that this species was bipedal. The individuals were about four feet tall. Some fossils found indicate that ramidus may have been a forest dweller. The teeth resemble something between earlier apes and A. afarensis. The fossils …showed first 75 words of 836 total…

…showed last 75 words of 836 total…lived in cold climates and their bodies were much like those of a modern day cold-adapted human. Their skeletons showed that they endured brutally hard lives. Neanderthals are known to have buried their dead. The first neanderthal fossils were discovered by Johann Fuhlrott in 1856 in the Neander Valley in Germany. Homo sapiens sapiens We first appeared about 120,000 years ago. Modern humans have an average brain size of about 1350 cc. This species looks exactly like us.