Two black-headed gulls rest on a piece of sculpture in Kunming, capital of southwest China's Yunnan Province, Dec. 10, 2005. Under more than 60 days of supervision and inspection, no black-headed gulls from Siberia were found infected by bird flu in Kunming. The department of environment protection and epidemic prevention of the municipal government and aves association have taken severe measures to prevent bird flu at the black-headed gull flocked areas in Kunming.
Visitors come to watch black-headed gulls in Cuihu park in Kunming, capital of southwest China's Yunnan Province, Dec. 10, 2005.