Happy Birthday Bai Yun! Just last month, we wished the San Diego Zoo's newest panda a very happy birthday and now it's time to wish the same to his mother, 22 year-old Bai Yun. And just look at that impressive cake -now that's a panda that loves to party!Link Comments (2) Newest 2 Newest 2 Comments That's an awesome cake! Abusive comment hidden. (Show it anyway.) Bai Yun is such a good mama bear. Happy Birthday to her! Abusive comment hidden. (Show it anyway.) Commenting is closed. Click here to view up to the first 100 of this post's 2 comments We hope you like this article! Please help us grow by sharing: Tweet Get Updates In Your Inbox Free weekly emails, plus get access to subscriber-only prizes. We won't share your email. You can cancel at any time.