Yaks fight during a bullfighting festival in Zhexia Township of Bainang County in Xigaze City, southwest China's Tibet Autonomous Region, Sept. 9, 2019. The bullfight festival in Zhexia Township is an intangible cultural heritage in Tibet, during which herds of yaks wearing traditional decorations are driven to the bullring to fight for the crown. (Photo by Sun Fei/Xinhua)