ULAN BATOR (Reuters Life!) – Bitonal humming is not a common form of patriotic protest, but for traditional Mongolian singers, it was the best way to lay claim to an art form they say has been usurped by China.

The United Nations Educational, Scientific and Cultural Organization, or UNESCO, in November listed Mongolian throat singing as an art native to China, outraging Mongolian performers and fans who proudly remember that Genghis Khan conquered China 800 years ago.