Authorities in central Vietnam culled nearly 10,000 swifts after samples of dead birds tested positive for the type A H5N1 influenza virus, news reports said on Thursday.
An employee wearing a protection suit sprays disinfectant on chickens at a poultry market in China on April 5, 2013. (Reuters photo)
The birds account for nearly 10 per cent of the stock at the Thanh Binh facility in Phan Rang city of Ninh Thuan province, Dan Tri newspaper reported, quoting the Local Animal Health Agency.
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