Giant panda Cai Tao is seen during a celebration for his 13th birthday at Taman Safari in Bogor, West Java, Indonesia, Aug 5, 2023. (PHOTO / XINHUA)

Giant panda Cai Tao's 13th birthday was celebrated at Taman Safari in Bogor, West Java, Indonesia on Saturday. 

The giant pandas Cai Tao and Hu Chun from southwest China's Sichuan province have been living in the safari park since 2017.

Giant panda Cai Tao is seen during a celebration for his 13th birthday at Taman Safari in Bogor, West Java, Indonesia, Aug 5, 2023. (PHOTO / XINHUA)

Giant panda Cai Tao is seen during a celebration for his 13th birthday at Taman Safari in Bogor, West Java, Indonesia, Aug 5, 2023. (PHOTO / XINHUA)

Giant panda Cai Tao is seen during a celebration for his 13th birthday at Taman Safari in Bogor, West Java, Indonesia, Aug 5, 2023. (PHOTO / XINHUA)

People attend a celebration for giant panda Cai Tao's 13th birthday at Taman Safari in Bogor, West Java, Indonesia, Aug 5, 2023. (PHOTO / XINHUA)

Giant panda Cai Tao is seen during a celebration for his 13th birthday at Taman Safari in Bogor, West Java, Indonesia, Aug 5, 2023. (PHOTO / XINHUA)

Giant panda Cai Tao is seen during a celebration for his 13th birthday at Taman Safari in Bogor, West Java, Indonesia, Aug 5, 2023. (PHOTO / XINHUA)

People attend a celebration for giant panda Cai Tao's 13th birthday at Taman Safari in Bogor, West Java, Indonesia, Aug 5, 2023. (PHOTO / XINHUA)

Giant panda Cai Tao is seen during a celebration for his 13th birthday at Taman Safari in Bogor, West Java, Indonesia, Aug. 5, 2023.  (PHOTO / XINHUA)