Character of Homo erectus ($1.6$ million to $200000\,years$ ago)

Upright human protruding jaw, no chin, thick brow ridges and a long skull

$(i)$ teeth smaller than in habilis

$(ii)$ much larger brain than habilis $(1000 \,mm)$

$(iii)$ may have had advanced speech controlled fire

$(iv)$ made more sophisticated tools then predecessors

$(v)$ left Africa and spread throughout Asia and Europe