New York on Friday ordered a weeklong shutdown of all live bird markets in New York City, Westchester and Long Island after seven cases of avian flu were detected at bird markets in th ...

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 ...

After bird flu was detected in a stray cat in Half Moon Bay this week, health officials in San Mateo County are urging pet ...

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.

Tools used to contain previous bird flu outbreaks aren’t working this time, experts say. Since March, the virus has sickened at least 67 people in the U.S. and killed one, with egg producers begging ...

While the risk to humans of exposure from cows or milk remains low, this new flu spillover from birds into cows raises the need for continued surveillance.

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

Nearly 119,000 birds have been culled at a farm in California after a bird flu called H5N9 was detected among the poultry ...

Egg farms are still recovering from the 2022 outbreak but now there’s also the cage-free law, mutations and competition as ...

H5N9 is “not commonly seen in poultry in general,” says Eman Anis, assistant professor at the University of Pennsylvania ...