A rare robin bird is spotted flying over Mangya city, northwest China's Qinghai Province. The red-breasted robin, Britain's National Bird, is 14-centimeter-long and weighs at about 16-22 grams. It was listed on the International Union for Conservation of Nature's red list of threatened species in 2012.(Photo: China News Service/Wang Xiaojiong)

A rare robin bird rests on the lake side in Mangya city, northwest China's Qinghai Province. (Photo: China News Service/Wang Xiaojiong)

A rare robin bird rests on the lake side in Mangya city, northwest China's Qinghai Province. (Photo: China News Service/Wang Xiaojiong)

A rare robin bird forages in grass in Mangya city, northwest China's Qinghai Province. (Photo: China News Service/Wang Xiaojiong)