Two Chinese white dolphins play in the Sanniang Bay of Qinzhou city, southwest China's Guangxi Zhuang Autonomous Region, April 16, 2011. Sanniang Bay scenic zone is one of the habitats of the Chinese white dolphins, which is under the state first-grade protection and known as the "giant panda in the sea". In recent years, the Chinese white dolphins in Sanniang Bay have attracted numerous tourists from home and abroad. (Xinhua/Zeng Kaihong)