Neanderthal man developed from ''Homo erectus'', though the widespread distribution of intermediate form hinders an attempt to resolve any single geographical locality as the place of development. The fate of Neanderthals is equally hard or determine: they either became assimilated into encroaching human populations or merely died out. | Neanderthal man developed from ''Homo erectus'', though the widespread distribution of intermediate form hinders an attempt to resolve any single geographical locality as the place of development. The fate of Neanderthals is equally hard or determine: they either became assimilated into encroaching human populations or merely died out. |