This picture taken on September 9, 2016 shows a panda sleeping on the tree at the Chengdu Research Base of Giant Panda Breeding in China's Sichuan province. The giant panda may have been taken off the endangered species list, but the emblematic black and white bear still faces a plethora of risks including epidemics and climate change, Chinese breeding centres say. / AFP PHOTO / WANG ZHAO / TO GO WITH AFP STORY CHINA-ENVIRONMENT-SCIENCE-ANIMAL-PANDA,FOCUS BY JULIEN GIRAULTWANG ZHAO/AFP/Getty Images

This picture taken on September 9, 2016 shows a panda eating bamboo at the Chengdu Research Base of Giant Panda Breeding in China's Sichuan province. The giant panda may have been taken off the endangered species list, but the emblematic black and white bear still faces a plethora of risks including epidemics and climate change, Chinese breeding centres say. / AFP PHOTO / WANG ZHAO / TO GO WITH AFP STORY CHINA-ENVIRONMENT-SCIENCE-ANIMAL-PANDA,FOCUS BY JULIEN GIRAULTWANG ZHAO/AFP/Getty Images

This picture taken on September 9, 2016 shows a panda walking at the Chengdu Research Base of Giant Panda Breeding in China's Sichuan province. The giant panda may have been taken off the endangered species list, but the emblematic black and white bear still faces a plethora of risks including epidemics and climate change, Chinese breeding centres say. / AFP PHOTO / WANG ZHAO / TO GO WITH AFP STORY CHINA-ENVIRONMENT-SCIENCE-ANIMAL-PANDA,FOCUS BY JULIEN GIRAULTWANG ZHAO/AFP/Getty Images

This picture taken on September 9, 2016 shows staff of the Chengdu Research Base of Giant Panda Breeding checking a panda in China's Sichuan province. The giant panda may have been taken off the endangered species list, but the emblematic black and white bear still faces a plethora of risks including epidemics and climate change, Chinese breeding centres say. / AFP PHOTO / WANG ZHAO / TO GO WITH AFP STORY: China-environment-science-animal-panda / FOCUS by Julien GIRAULTWANG ZHAO/AFP/Getty Images

This picture taken on September 9, 2016 shows two baby pandas sleeping at the Chengdu Research Base of Giant Panda Breeding in China's Sichuan province. The giant panda may have been taken off the endangered species list, but the emblematic black and white bear still faces a plethora of risks including epidemics and climate change, Chinese breeding centres say. / AFP PHOTO / WANG ZHAO / TO GO WITH AFP STORY: China-environment-science-animal-panda / FOCUS by Julien GIRAULTWANG ZHAO/AFP/Getty Images

This picture taken on September 9, 2016 shows three baby pandas sleeping at the Chengdu Research Base of Giant Panda Breeding in China's Sichuan province. The giant panda may have been taken off the endangered species list, but the emblematic black and white bear still faces a plethora of risks including epidemics and climate change, Chinese breeding centres say. / AFP PHOTO / WANG ZHAO / TO GO WITH AFP STORY: China-environment-science-animal-panda / FOCUS by Julien GIRAULTWANG ZHAO/AFP/Getty Images

This picture taken on September 9, 2016 shows a panda sleeping on a tree at the Chengdu Research Base of Giant Panda Breeding in China's Sichuan province. The giant panda may have been taken off the endangered species list, but the emblematic black and white bear still faces a plethora of risks including epidemics and climate change, Chinese breeding centres say. / AFP PHOTO / WANG ZHAO / TO GO WITH China-environment-science-animal-panda,FOCUS by Julien GIRAULTWANG ZHAO/AFP/Getty Images

This picture taken on September 9, 2016 shows a panda sleeping at the Chengdu Research Base of Giant Panda Breeding in China's Sichuan province. The giant panda may have been taken off the endangered species list, but the emblematic black and white bear still faces a plethora of risks including epidemics and climate change, Chinese breeding centres say. / AFP PHOTO / WANG ZHAO / TO GO WITH China-environment-science-animal-panda,FOCUS by Julien GIRAULTWANG ZHAO/AFP/Getty Images