FRIEDRICH SAURER / SCIENCE PHOTO LIBRARY FRIEDRICH SAURER / SCIENCE PHOTO LIBRARY
Australopithecus afarensis skull, computer artwork. Compared to the modern human skull the skull of A. afarensis had a more prominent brow ridge, a broader, flatter nose, a more prominent jaw and a smaller brain. A. afarensis lived between 3.9 and 2.9 million years ago.
Model release not required. Property release not required.