Figure 2

NJ tree based on FST values generated from Arlequin 3.11. Population names are as given in Supplementary Table S1. Population life style: circle – agriculturalists; square – pastoralists; triangle – nomads; inverted triangle – nomadic pastoralists; diamond – agro-pastoralists. The populations are colored according to their language family: red – Afro-asiatic; blue – Nilo-Saharan; green – Niger-Kordofanian; yellow – Khoisan; black – Italic and Basque.