The first people to live in the Americas migrated from Siberia across the Bering land bridge more than 20,000 years ago. Some made their way as far south as Tierra del Fuego, at the tip of South America. Others settled in areas much closer to their place of origin where their descendants still thrive today.
Click here for original story, Searching for ancient bears in an Alaskan cave leads to an important human discovery
Source: Phys.org