Originally posted on CBS DC:
WASHINGTON (CBSDC) — It’s a matter of practicality, not promiscuity.
If the latest efforts to get the National Zoo’s giant panda Mei Xiang to produce a cub are successful, it won’t be immediately clear who the father is.
Ever since scientists detected a rise in the bear’s urinary estrogens on March 26, the National Zoo has been abuzz with talk of another baby for the 14-year-old.
Mei Xiang gave birth to her first cub, Tai Shan, in 2005. Sadly, her second offspring only survived one week after it was born last September. Both babies were fathered by the National Zoo’s male giant panda, Tian Tian.
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On March 30, while under general anesthesia, Mei Xiang was artificially inseminated twice as part of the zoo’s attempts to produce another panda cub. Once with with a combination of fresh and frozen semen…
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