亚洲精品1234,久久久久亚洲国产,最新久久免费视频,我要看一级黄,久久久性色精品国产免费观看,中文字幕久久一区二区三区,久草中文网

A panda, named Zhang Ka, recieves a medical check-up before being given an artificial insemination at the Giant Research Center in Wolong, Southwest China's Sichuan Province, March 21, 2006. Zhang Ka was the first among the penned giant pandas to stand the heating period, which often happens in spring. Prior to the artificial insemination, it had got twice natural mating. [Xinhua]