A genetic analysis suggests the bird flu virus mutated inside a Louisiana patient who contracted the nation’s first severe ...

Some pet owners feed their animals raw meat, but that can be dangerous, even fatal for the animals, said Michael Q. Bailey, ...

A new mutation and the first severe case of H5N1 bird flu discovered in a human in Louisiana has raised concern among some ...

Tiny genetic alterations could help the bird flu virus enter cells in the upper respiratory tract, the C.D.C. said. But there ...

Pet owners are reminded that prevention is the best strategy for protecting their animal companions from the disease.

Here’s what to know about the United States’ first confirmed severe case of H5N1 avian influenza—and how to protect yourself.

The CDC has confirmed a total of 66 human cases of bird flu across the United States as of Friday, although the number is ...

Samples from a hospitalized patient in Louisiana show changes that could make the H5N1 virus spread more easily between ...

First come the horseshoe crabs. Hoisting their round, tank-like shells, they trundle out of the Delaware Bay under the first ...

Bird flu has been on the rise in Washington state and one sanctuary was hit hard: 20 big cats – more than half of the ...