Edinburgh Zoo's giant panda Tian Tian 'could give birth within two weeks'

The UK's only female giant panda has been placed on 24-hour surveillance following hormone tests that indicate she could be pregnant and about to give birth. Keepers at Edinburgh Zoo are now monitoring Tian Tian round the clock, even getting access to CCTV footage of her in their homes. While it is not certain that the 10-year-old panda is pregnant, the latest hormone tests are reportedly showing positive signs. Experts suggest she could give birth any time in the next two weeks. Zoo...