Scratch marks on the bones of a herbivorous animal that lived in the same place and time as
Australopithecus suggest that it had been butchered for meat. if this is the case then it seems that our probable ancestor was even more advanced than previously thought.
Early human ancestors may have been using tools about 800,000 years earlier than thought, according to a new study based on newfound bone evidence—prehistoric leftovers linked to the famed "Lucy" fossil's species.
The discovery suggests, to at least one scientist, that tool use may extend as far back as five million years ago, to the last common ancestor of chimps and humans.
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