A South Korean zoo has announced the birth of two giant panda twins -- the first to be born in the country -- triggering an outpouring of excitement online.

The female twins were born at the Everland theme park near the capital Seoul on Friday, the zoo revealed in a video posted on its YouTube channel.
The video, uploaded Tuesday, shows the mother, Ai Bao, in labour, rolling around her cage before giving birth to two tiny panda cubs.