http://www.sciencedaily.com/releases/2008/06/080626141117.htm
and http://www.fieldmuseum.org/research_collections/pritzker_lab/pritzker/lab_projects/project_frame.html This study is to be published today (June 27, 2008) in Science. Tom Klein
http://www.sciencedaily.com/releases/2008/06/080626141117.htm
and http://www.fieldmuseum.org/research_collections/pritzker_lab/pritzker/lab_projects/project_frame.html This study is to be published today (June 27, 2008) in Science. Tom Klein