Ling Ling (giant panda) is roughly equivalent to 70 years old for a human. According to the Ueno Zoo, Ling Ling was the oldest panda in Japan, as well as the fifth oldest known captive male panda in the world at the time of his death. Ling Ling's portrait and favorite food, bamboo shoots, were displayed in his cage following his death. Zoo visitors left bouquets of flowers and signed condolence registers. Ling Ling's death left the Ueno Zoo without a resident giant panda for the first time in 36 years; since October 1972 when two pandas, Kang Kang and Lan Lan, were given
Xin Xin (giant panda) Zoo hours. Xin Xin is artificially inseminated annually with sperm from Chinese panda Ling-Ling as part of a continuing effort to breed pandas in Mexico. Mexico's Chapultepec Zoo has had one of the most successful panda-breeding programs outside of China, with a total of eight giant pandas conceived in the zoo since the first pandas arrived in Mexico in 1975. This has been attributed by some to the Zoo's 7300 ft. altitude, similar to the pandas' native habitat in Sichuan, China. Xin Xin is also the name of a panda which was born in China on 6 August 2005. Xin