A Jan. 30 Facebook post (direct link, archive link) makes a series of claims about bird flu. "Remember they are not killing the ducks, seagulls, eagles and quail," reads text in the post. "Strangely ...

The recent spread of avian influenza in dairy cattle in the U.S. has startled even some scientists who've tracked a global outbreak of the virus over the last few years. "There's a heap of unknowns ...