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

In January, the first person in the US died from bird flu. Learn what the symptoms are and how you can stay safe

Where does our avian flu epidemic come from? Commercial, large-scale poultry farming and migrating birds squeezed into smaller and smaller areas as people destroy wetlands, experts say. And after birds pass it to each other,