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

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

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 ...

Two rare bird flu strains have emerged since late January, prompting public health concerns during a freeze on federal health communications.

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

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

A second strain of bird flu has been detected in U.S. dairy cattle, marking the first confirmed infections of this particular virus in cows, the U.S. Department of Agriculture said.

THURSDAY, Feb. 6, 2025 (HealthDay News) -- A new strain of bird flu has infected dairy cows in Nevada, marking the second ...

MILWAUKEE - Several birds believed to be carrying avian flu are being reported up and down the Lake Michigan shore across Southeast Wisconsin. The ...

Bird flu, also known as H5N1, continues to spread among U.S. livestock, driving up egg prices and worrying public health experts.

Local law enforcement say the heist could be linked to the sky-high cost of eggs — an issue which has been plaguing the U.S. in the midst of an avian flu outbreak.