Try digitalPLUS for 10 days for only $0.99
The Baltimore Sun

Ancestor's skull

These images released by the journal Science, show a digital representation of the Ardipithecus ramidus cranium and mandible. In a special issue of Science published in October, an international team of scientists has for the first time thoroughly described Ardipithecus ramidus, a hominid species that lived 4.4 million years ago in what is now Ethiopia. Science