MERCED COUNTY, Calif. (KSEE/KGPE) – The country’s first case of H5N9 bird flu has been identified in Merced County, California, officials say. This H5N9 strain, which was identified earlier ...

The H5N1 avian flu is circulating in cows and other mammals. Whether it will make a permanent leap to humans is another ...

The Brief. H5N9 is a rare strain of avian influenza. H5N1 is the more common strain of the bird flu and has been responsible for most of the reported human cases.

Bird flu was nearly everywhere in the U.S.—in chickens, cows, pet cats and even humans. Cases have gone down, but experts ...

H5N9 is different from H5N1, though both are known as bird flu. Two strains of highly pathogenic avian influenza (HPAI) have been responsible for millions of cow and poultry deaths in the United ...

Although the avian flu (H5N1) virus may not be making the news as frequently, it is still working hard behind the scenes, ...

The U.S. Centers for Disease Control and Prevention said on Monday it has ended its emergency response for H5N1 bird flu, ...

More than 100 federal scientists who track bird flu, including vaccine and food safety experts, have been laid off. This comes as the deadly pathogen rips through dairy herds and poultry flocks.

In the unlikely, but possible, event of a bird flu pandemic in humans, there are other lessons to be learned from COVID-19. Strategies to keep schools open and businesses working will be essential.

This H5N9 strain, which was identified earlier this month, is different from the H5N1 strain that has already been identified as present in Merced County: human cases of H5N1 bird flu have been ...