Giant panda Yuanyuan is seen at the zoo in Taipei, southeast China's Taiwan, Oct. 6, 2010. The six-year-old giant pandas Tuantuan and Yuanyuan given by the Chinese mainland to Taiwan are well developed and have reached sexual maturity.(Xinhua/He Junchang)
Giant panda Tuantuan is seen at the zoo in Taipei, southeast China's Taiwan, Oct. 6, 2010. (Xinhua/He Junchang)
Giant panda Yuanyuan is seen at the zoo in Taipei, southeast China's Taiwan, Oct. 6, 2010. (Xinhua/He Junchang)
A worker classifies dolls of giant panda Tuantuan and Yuanyuan at the zoo in Taipei, southeast China's Taiwan, Oct. 6, 2010. (Xinhua/He Junchang)