ScienceDaily Posted July 25, 2016 Share Posted July 25, 2016 The H5 avian influenza A virus that devastated North American poultry farms in 2014-15 was initially spread by migratory waterfowl, but evidence suggests such highly pathogenic flu viruses do not persist in wild birds. Read the full article on ScienceDaily Link to comment Share on other sites More sharing options...
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