Branchless Evolution: Fossils point to single hominid root
Branchless Evolution: Fossils point to single hominid root
Fossils of a 4.1-million-year-old human ancestor in Ethiopia bolster the
controversial idea that early members of our evolutionary family arose one
species at a time rather than branching out into numerous species.
http://www.sciencenews.org/articles/20060415/fob1.asp
