10 Mysterious Human Populations
10Population Y These colonizers did not arrive via boat. They came in a separate wave across the Bering Strait. Their unique genetic signatures were similar but not identical to modern Austronesians—suggesting Population Y intermingled with an ancient Asian lineage before crossing. In 2003, Brazilian scientists were shocked to discover Polynesian DNA in the bones of the extinct Botocudo tribe. However, the Botocudo anomalies are different from the recently discovered ones. The populating of the Americas was far more interesting and diverse than previously imagined....