Five-month-old giant panda triplets play with toy sheep offered by their breeders at Chime Long Safari Park in Guangzhou, south China's Guangdong Province, Feb. 18, 2015, on the eve of Chinese lunar new year of sheep. (Xinhua/Liu Dawei)

Five-month-old giant panda triplets play with toy sheep offered by their breeders at Chime Long Safari Park in Guangzhou, south China's Guangdong Province, Feb. 18, 2015, on the eve of Chinese lunar new year of sheep. (Xinhua/Liu Dawei)

A five-month-old giant panda triplet plays with a toy sheep offered by its breeders at Chime Long Safari Park in Guangzhou, south China's Guangdong Province, Feb. 18, 2015, on the eve of Chinese lunar new year of sheep. (Xinhua/Liu Dawei)

Five-month-old giant panda triplets play as their breeders hang Spring Festival scrolls on the enclosure's wall at Chime Long Safari Park in Guangzhou, south China's Guangdong Province, Feb. 18, 2015, on the eve of Chinese lunar new year. (Xinhua/Liu Dawei)