Bird seed is not expensive. Bird watchers in the field only need a pair of binoculars and a smart-phone app, or guide-book for identification. The moderate physical exercise is exactly what our ...
Bird flu, also called avian flu or H5N1, is an influenza A virus that commonly infects birds. Most strains of avian flu only infect animals, but some are now able to transmit to humans via a sick ...
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