0 0 ▁years ▁ago , ▁it ▁reached ▁South ▁Africa ▁about ▁ 1 , 7 0 0 ▁years ▁ago . ▁ ▁Some ▁evidence ▁( including ▁a ▁ 2 0 1 6 ▁study ▁by ▁Bus by ▁et ▁al .) ▁suggests ▁ad mi xture ▁from ▁ancient ▁am d ▁recent ▁migr ations ▁from ▁E uras ia ▁into ▁parts ▁of ▁Sub - S ah aran ▁Africa . ▁Another ▁study ▁( R ams ay ▁et ▁al . ▁ 2 0 1 8 ) ▁also ▁shows ▁evidence ▁that ▁ancient ▁E uras ians ▁migr ated ▁into ▁Africa ▁and ▁that ▁E uras ian ▁ad mi xture ▁in ▁modern ▁Sub - S ah aran ▁Afr icans ▁ranges ▁from ▁ 0 % ▁to ▁ 5 0 %, ▁varying ▁by ▁region ▁and ▁generally ▁higher ▁in ▁the ▁Horn ▁of ▁Africa ▁and ▁parts ▁of ▁the ▁Sah el ▁zone , ▁and ▁found ▁to ▁a ▁less er ▁degree ▁in ▁certain ▁parts ▁of ▁Western ▁Africa , ▁and ▁Southern ▁Africa ▁( ex cluding ▁recent ▁imm igr ants ). ▁ ▁Ind o - P ac ific ▁ ▁The ▁first ▁se abor ne ▁human ▁migr ations ▁were ▁by ▁the ▁Aust ron esian ▁pe op les ▁origin ating ▁from ▁Taiwan ▁known ▁as ▁the ▁" A ust ron esian ▁expansion ". ▁Using ▁advanced ▁sail ing ▁techn ologies ▁like ▁cat amar ans , ▁out r igger ▁boats , ▁and ▁c rab ▁cla w ▁s ails , ▁they ▁built ▁the ▁first ▁sea - going ▁ships ▁and ▁rapidly ▁colon ized ▁Island ▁S out heast ▁Asia ▁at ▁around ▁ 3 0 0 0 ▁to ▁ 1 5 0 0