jueves, febrero 10, 2011

'Lucy' story put on firm footing

New fossil evidence seems to confirm that a key ancestor of ours could walk upright consistently - one of the major advances in human evolution.
The evidence comes in the form of a 3.2 million-year-old bone that was found at Hadar, Ethiopia.
Its shape indicates the diminutive, human-like species Australopithecus afarensis had arches in its feet.
Arched feet, the discovery team tells the journal Science, are critical for walking the way modern humans do.

Full story

'Lucy' story put on firm footing

No hay comentarios:

Publicar un comentario