Hunter-gatherers do still survive on the African mainland, though not opposite the proposed crossing point Typical populations are the Kenyan Dahalo, the Hadza and the South Cushitic-speaking peoples such as the Aasax and the Qwadza Unfortunately, none of their languages are  perfectly described, but it is possible to make comparisons with unpublished materials Hadza and Dahalo produced no results at all, but there are a few promising comparisons with Southern Cushitic Southern Cushitic is a group of languages described by first by Ehret and later (and much more reliably) by Mous and Kiessling