According to a new study, an evolutionary shift around 2020 helped the bird flu virus adapt better to wild birds.

After a summer lull in U.S. cases of avian influenza in both poultry and dairy cattle—and no human infections reported in the country since February—the virus is back. The currently circulating bird ...

Earlier this week, a turkey flock in Redwood County, Minnesota, tested positive for bird flu. It's the first positive test among commercial birds since April, and it has turkey farmers on alert. There ...

Dairy and poultry workers, many of them immigrants, have been disproportionately infected with the H5N1 bird flu virus and their cooperation would be crucial should another outbreak occur. Bird flu ...

Next week, a major vaccine manufacturer plans to start producing a shot that is designed to protect people against bird flu -- even though it's far from clear that a human vaccine developed now will ...

PARIS, Oct 24 (Reuters) - Bird flu is spreading rapidly in Europe, with the highest number of countries in at least a decade reporting early outbreaks, raising concerns about a repeat of past crises ...

SAO PAULO, Sept 5 (Reuters) - The United Nations' Food and Agriculture Organization (FAO) has chosen Brazil, which in May reported its first outbreak of bird flu on a chicken breeder farm, to host ...

EXPLAINS WHAT YOU NEED TO KNOW. IT’S THE ONES THAT I CAN GET CLOSE TO THAT CAN BARELY MOVE OR GET UP SLOWLY AND WALK AWAY. THAT I KNOW HAVE SOMETHING GOING ON. LESLIE ACKERMAN WITH CALIFORNIA WILDLIFE ...