Photo taken on Dec. 15, 2014 shows giant panda triplets Mengmeng, Shuaishuai and Kuku in Guangzhou, capital of south China's Guangdong Province. A party celebrating the second birthday of the world's only surviving panda triplets, who were born on July 29, 2014 in Guangzhou, was held at Chimelong Safari Park Friday. (Photo: Xinhua/Huang Guobao)
