All live poultry markets in New York City and some of its suburbs were ordered Friday to close for a week after the detection ...

Yahoo News provides the latest updates on the spread of bird flu in the U.S., and its effect on rising egg prices and shortages.

While it's tragic and alarming to see a massive die-off, it's not uncommon for birds that travel in such large populations.

The discovery of bird flu in the San Mateo backyard flock prompted health officials to remind people to take biosecurity ...

A second type of bird flu has been found in U.S. dairy cows for the first time, the U.S. Department of Agriculture announced Wednesday.

Among several more outbreaks on commercial farms, one was at a layer facility in Pennsylvania that has nearly 2 million birds ...

Pennsylvania's first confirmed case of avian flu in 2025 in domestic poultry was reported in a 50,000-bird flock on a Lehigh ...

UC San Francisco's Rais Vohra, MD, explains recent increase in reported virus infections and the risks of consuming raw cow’s milk.

While it's tragic and alarming to see a massive die-off, it's not uncommon for birds that travel in such large populations.

In the relatively few U.S. cases of human bird flu so far recorded, symptoms have typically been mild -- congestion, pink eye ...