This image of the cub's first exam was taken in late August 2012. The 3-minute exam ended with the cub receiving a clean bill of health from San Diego Zoo vets.
[Full Story: San Diego Zoo Panda Cub Gets First Exam]
It's a boy!
On Sept. 6, 2012, it was determined that the 5-week-old cub was a healthy baby boy. With weight rising, hair growing in and ear canals opening, the furball was doing well.
[Full Story: It's a Boy! San Diego Zoo's Newest Panda Cub Is Male]
Taking a peak
At 45 days old, the adorable cub began opening his eyes. This image was taken Sept. 12, 2012 during another exam.
[Full Story: Panda Plays Peak-a-Boo During Checkup]
Fur and belly and eyes, Oh My!
The giant panda cub checked out well at his exam on Sept. 20, 2012. With eyes opening well and belly growing he is hitting all the right marks.
[Full Story: Panda Cub Starts to See at San Diego Zoo]
The growing cub's eyes were completely open at his 9-week checkup on Oct. 4, 2012.
[Full Story: Oh Hai: Panda Cub Completely Opens Eyes]
Them pearly whites
At 10 weeks, the giant panda cub was already cutting teeth. According to San Diego vets, the cutie pie is right on track with his development.
[Full Story: San Diego Panda Cub About to Sprout Baby Teeth]
Exploring a wild, new place
Clumsy but oh-so-adorable, the 11-week-old cub took his first on-camera steps. The exam on Oct. 18, 2012 found the cub to be developing a little spot on his tail and baby teeth cutting through.
[Full Story: Panda Cub Steps into 'Awkward Toddler Stage']
Posing for pics
As of the giant panda cub's 11th exam on Nov. 1, he was able to clear the ground with his belly. And, his legs were beginning to work together, bringing him closer to walking.
[Full Story: Full-Bellied Panda Cub Pushes Up on Four Legs]
Introducing Xiao Liwu!
On Nov. 13, at 100 days old, the cub was named, according to a Chinese panda-naming tradition. The adorable cub's name means "Little Gift."
[Full Story: It's Official! San Diego Panda Cub Gets a Name]
Little (growing) Gift
Just days after receiving his name, Xiao Liwu weighed in at a pudgy 10.3 pounds, a full pound more than at his last exam.
[Full Story: New Panda Picture: 'Little Gift' Gets Bigger]
On Nov. 29, this 4-month old cutie showed the world his full belly.At his weekly checkup zoo officials found several new teeth and one wiggly cub.
[Full Story: Fidgety Panda Cub Shows Off Belly]