David Harrison and Gregory Anderson of Living Tongues say that many endangered languages are spoken by native cultures in close contact with the natural world.
VOA: special.2009.12.02
Throughout history, the language spoken by a powerful group spreads across a civilization.
VOA: special.2009.12.02
The Tiwa language spoken by the Taos Indians has never been written.
VOA: special.2010.07.05
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