Out of Ethiopia: human's oldest ancestor?
Palaeontologists searching the bleak desert of central Ethiopia have unearthed the fossilised bones of a 5.5-million-year-old creature that may be the oldest human ancestor yet discovered. The
Palaeontologists searching the bleak desert of central Ethiopia have unearthed the fossilised bones of a 5.5-million-year-old creature that may be the oldest human ancestor yet discovered. The