


Zoo veterinarians had been keeping a close eye on Mei Xiang for months, monitoring her behavior and hormone levels.
Scientists artificially inseminated her in January, and were hoping for a baby panda. But now they say she was only experiencing a pseudopregnancy.
It's difficult to determine when a panda is pregnant because panda fetuses don't start developing until the final weeks of a gestation period.

Help keep the conversation civil. Please refer to our Terms of Use and Code of Conduct before posting your comments.