The newly reported H5N9 strain was found Monday at a duck farm in Merced County, California, according to the World Organization for Animal Health. The Paris-based organization that studies animal diseases said it's the first verified U.S. case of H5N9 in poultry. The organization said the more common strain H5N1 was also found.

By India Edwards HealthDay Reporter WEDNESDAY, Jan. 29, 2025 (HealthDay News) -- A new strain of bird flu, H5N9, has been detected for the first time in the United States, raising concerns about how it continues to spread.

First U.S. detection of virulent H5N9 strain, at a California duck farm, draws scrutiny as evidence of genetic reassortment that could trigger human outbreaks.

The USDA said the combination of bird flu and inflation might drive up egg prices by another 20% this year. Egg price check. At Kuhns Market on the North Side, one of the first th

Bird flu is leading to major egg shortages and price hikes at supermarkets. Here's what experts say about whether it's still safe to eat eggs — assuming you can find them!