Canada expanding surveillance, testing milk for H5N1 avian flu amid U.S. dairy cattle outbreak cbc.ca - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from cbc.ca Daily Mail and Mail on Sunday newspapers.
CHICAGO Bird flu likely circulated in US dairy cows on a limited basis for about four months before federal officials confirmed the disease that has now spread to nine states, according to a new federally funded research paper. The US Department of Agriculture reported the first-ever H5N1 virus infection in a dairy cow in Texas on March 25, following.
By Tom Polansek and Julie Steenhuysen CHICAGO (Reuters) - Bird flu likely circulated in U.S. dairy cows on a limited basis for about four months before federal officials confirmed the disease that has now spread to nine states, according to a new f.