Rat DNA Offers Clues to Pacific Colonization

摘要

@@ "People in the Near Oceania region of the Pacific have a long history of interaction with other groups," said Elizabet h Matisoo-Smith, a biological anthropologist at the University of Auckland, New Zealand. "[This] make[s]understanding the prehistory① of the region difficult using human genes alone."Noting that Polynesians② and their ancestors carried plants and animals as they migrated, Matisoo-Smith said, "We can use the genetic variation in those species to track the movement of the people who carried them."