Black-necked cranes at Napahai Nature Reserve of Shangri-La County in southwest China's Yunnan Province, November 6, 2006.

Black-necked cranes fly in Napahai Nature Reserve of Shangri-La County in southwest China's Yunnan Province, October 23, 2006.

Two Black-necked cranes fly in Napahai Nature Reserve of Shangri-La County in southwest China's Yunnan Province, October 23, 2006.

Birds fly in Napahai Nature Reserve of Shangri-La County in southwest China's Yunnan Province, November 7, 2006.

(Xinhua News Agency November 14, 2006)