<classify> Zvinonzi kufamba nemakumbo maviri kwakatanga kuwanika pamapfupa akaongororwa emhuka inonzi Australopithecus iyo inonzi yakararama makore anenge mamiriyoni 4.2 -3.9 apfuura, kunyange zvazvo zvichifungidzirwa kuti mhuka inonzi Sahelanthropus yaifamba nemakumbo maviri makore anenge mamiriyoni 7 apfuura.  <topic>: TransportHistory 