https://www.sciencemag.org/news/2019/06/closest-known-ancestor-today-s-native-americans-found-siberia

https://arizonamuseumofnaturalhistory.org/explore-the-museum/exhibitions/cultures-of-the-ancient-americas https://genographic.nationalgeographic.com/land-bridge/ The Latest DNA markers of world migrationshttps://www.youtube.com/watch?v=JnAROk72seg