New fossil footprints in Tanzania have spawned a theory that
australopiths like Lucy may lived in family groups with a single male and several females
Not exact matches
Although H. naledi's cranium is shaped
like that of H. erectus, its brain size is that of an earlier
australopith, and tiny for its 5 - foot - tall body.
These results support previously published archaeological evidence for stone tool use in
australopiths and provide skeletal evidence that our early ancestors used human -
like hand postures much earlier and more frequently than previously considered.
Matthew Tocheri, who is Canada Research Chair in Human Origins at Lakehead University, told Discovery News that the new study makes a convincing case that «
australopiths were not only capable of using their hands in more human -
like ways than living great apes, but also that they actually used their hands in more human -
like ways.
Brian Richmond, a curator in the Division of Anthropology at the American Museum of Natural History, said, «With this study, we finally have evidence of what we long suspected —
australopiths used their human -
like hand proportions to handle objects in human -
like ways.»
For example, he wonders if all
australopiths had human -
like hands, or if it was just A. africanus.