Present-day sub-Saharan Africans trace up to 19% of their genetic ancestry to an extinct archaic hominid species (Homo erectus or Homo habilis) that is NOT found in the DNA of present-day Asians or Caucasians. https://t.co/61qVGwMlj6

Published DNA study: https://t.co/jyuUIxeIjM pic.twitter.com/vrwJ8vXbee

— Robert Sepehr (@robertsepehr) July 18, 2021