Twenty-one million birds have been killed as the USA tries to halt a bird flu epidemic. The virulent H5N2 strain of the disease has affected 14 states across the Midwest. Show more
Discover 11,128,835 listings and 278,128 playable programmes from the BBC
Twenty-one million birds have been killed as the USA tries to halt a bird flu epidemic. The virulent H5N2 strain of the disease has affected 14 states across the Midwest. Show more