A giant panda baby lies in an incubator at the Chengdu Research Base of Giant Panda Breeding in Sichuan province on July 11, 2013. The 20-year-old giant panda Er Yatou gave birth to a female calf in the evening of July 10, 2013, at the Chengdu center. The newborn weighs 105 grams and is in good condition. It is the first panda calf this year in Chengdu. The base has bred 114 pandas, which is the largest artificial population program in the world. [Photo by She Tie/Asianewsphoto]