Giant panda to digest cellulose is ascribed to the microbes in its gut. Pandas are born with sterile intestines and require bacteria obtained from their mother's feces to digest vegetation. The giant panda is a "highly specialized" animal with "unique adaptations", and has lived in bamboo forests for millions of years. The average giant panda eats as much as 9 to 14 kg (20 to 30 lb) of bamboo shoots a day to compensate for the limited energy content of its diet. Ingestion of such a large quantity of material is possible because of the rapid passage of large amounts of indigestible
Bifengxia Panda Base Bifengxia Panda Base Bifengxia Giant Panda Base () is a giant panda research and breeding facility in Bifengxia Town, Ya'an, Sichuan, China. Since opening in 2004, it has become home to several more giant pandas. This includes the U.S.-born Hua Mei and Mei Sheng, who were relocated there after the May 12, 2008 Sichuan earthquake severely damaged the panda breeding center at the Wolong National Nature Reserve. Both facilities are managed by the China Conservation and Research Center for the Giant Panda. The Vienna Zoo-born male panda Fu Long (b. 2007) was relocated to Bifengxia in November, 2009. On February