China welcomes world’s first giant panda cub whose parents are both captive and wild
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Cao Cao, a 15-year-old female giant panda, gave birth to the giant panda cub in the early morning on last Sunday in Hetaoping semi-wild training base in southwest China’s Sichuan Province. /Xinhua

Cao Cao, a 15-year-old female giant panda, gave birth to the giant panda cub in the early morning on last Sunday in Hetaoping semi-wild training base in southwest China’s Sichuan Province. /Xinhua

The cub is the world’s first giant panda baby born from an experiment of mating between captive pandas and wild pandas. /Xinhua

The cub is the world’s first giant panda baby born from an experiment of mating between captive pandas and wild pandas. /Xinhua

Cao Cao was released into the wild with a recording device and a positioning system in March. /Xinhua

Cao Cao was released into the wild with a recording device and a positioning system in March. /Xinhua

The success would increase genetic diversity of the captive stock. /Xinhua

The success would increase genetic diversity of the captive stock. /Xinhua

The cub weighed 216 grams, while the normal weight of a newborn panda cub is around 150 grams. /Xinhua

The cub weighed 216 grams, while the normal weight of a newborn panda cub is around 150 grams. /Xinhua