No new human cases of avian influenza have been reported, and poultry infections are low so far in March. But infections in cats are continuing, and new research is raising concerns about the virus

A Washington state pet food company is recalling one of its products due to possibility of it being contaminated with bird flu, the U.S. Food and Drug Administration (FDA) announced. It's the third recall related to H5N1, also called avian influenza, in just four months.