Modern West Africans, such as these Mende people in Sierra Leone, carry a small but helpful genetic inheritance from a previously unknown, now-extinct hominid population, a new study suggests.
Georg Berg/Alamy Stock Photo
Modern West Africans, such as these Mende people in Sierra Leone, carry a small but helpful genetic inheritance from a previously unknown, now-extinct hominid population, a new study suggests.
Georg Berg/Alamy Stock Photo