 They did not build houses but slept under trees, as the Hadza do today in the dry season.In older versions of this story, fire was not used because it was physically impossible in the earth's primeval state, while younger Hadza, who have been to school, say that the "akakaanebee" simply did not know how.In the second epoch, the "akakaanebee" were succeeded by the "xhaaxhaanebee" "in-between ones", equally gigantic but without hair.