article_snippet: When Tuantuan's long-term mating partner, Yuanyuan, was in heat last week - a precious window lasting about 72 hours every year - and Taipei Zoo went to great lengths to entice them to mate naturally.
article_snippet: In order not to miss Yuanyuan's heat period, Taipei Zoo decided to obtain sperm from Tuantuan through an operation.
article_snippet: Yuanyuan was artificially inseminated twice the same night.
article_snippet: Female pandas combined name 'tuan yuan' means reunion in Chinese .
article_snippet: A spokesman from Taipei Zoo said Thousands will discover whether the inseminations were successful in about three months.
article_snippet: Female pandas combined name 'tuan yuan' means 'reunion' in Chinese.
article_snippet: The two became parents for the first time when a baby girl cub called Yuanzai was born in summer 2013.
highlights_snippet: Tuantuan partner, Yuanyuan, had to be artificially inseminated twice that night .
  
highlights_snippet: Zoo was forced to collect sperm from the male panda through an operation .
  