Panda ready for pregnancy check
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Pregnant pandas undergo ultrasound scan in China

21 June 2012 Last updated at 21:05 BST

According to WWF there are only about 1,600 pandas living in the wild.

Their low population levels are not helped by their infrequent breeding.

However, more than 10 pandas successfully mated in April at the Chengdu Panda Breeding Research Centre in southwest China.

Daniela Ritorto reports.