text: Daɣ alwazab i majrad n Gill, Emassaɣar wan Biology tan Anthropology C. Loring Brace amchakkat as iddilil wa fal aljuhal d Anthropologist tan win Biology addoben musnat n iwicharan n jografia tan awadim addobat afaham s tajuhe n as samalan win biology azunan daɣ alɣalim tolas war addoben ad afassaran s isim wan tawset