For the 1st time, #birdflu has been confirmed in rats, according to the US Dept of Agriculture. 4 black rats were found to have #H5N1 avian flu in Riverside Calif, where 2 recent poultry outbreaks were reported. Officials previously isolated H5N1 in mice on dairyfarms https://www.cbsnews.com/news/bird-flu-in-rats/