A giant panda cub made her full debut at Japan's oldest zoo in Tokyo on Tuesday, greeted by lucky visitors who obtained tickets in a competitive lottery.Ticket holders waited in the cold for over an hour before the zoo opened for the 9:45 a.m. exhibition of Xiang Xiang, the first panda born to a resident mother at the zoo to be publicly exhibited in nearly 30 years.Xiang Xiang was one of only two pandas born in captivity this year, the other being born in France, according to an official of the zoo, which is formally called Ueno Zoological Gardens.Harumi Akimoto, 64, from Kanagawa Prefectur…READ FULL ARTICLE