Zhang Kai listens for fetal movement at home in Xiamen, East 皇冠体育app’s Fujian province, March 13, 2012. His 22-year-old wife, Huang Tianqiong, was carrying quintuplets. The four surviving babies were born to the migrant-worker family on March 15 at Zhongshan Hospital in Xiamen. The probability of quintuplets by natural pregnancy is 1 out of 65 million. [Photo/Asianews]

Zhang feed his wife at home in Xiamen, East 皇冠体育app’s Fujian province, March 13, 2012. [Photo/Asianews]