'Hero Mother' Panda: Xin Xing, The World's Oldest, Died From Organ Failure Published December 21st, 2020 - 12:03 GMT Xin Xing died at 1.25pm on December 8, the Chongqing Zoo said in a statement. It added that a post-mortem examination showed that the elderly panda had died of multiple organ failure. (AFP/File) Highlights Hailed as the 'hero mother', she gave birth to 36 cubs and had 153 descendants. The world's oldest panda in captivity has died of multiple organ failure at the age of 38 years and four months, a Chinese zoo has announced. Panda Xin Xing, or 'new star', was more than 130 in human years when she passed on December 8 at the Chongqing Zoo in south-western China.