If a pig infected with human flu got infected with the H5N1 bird flu, a new virus could emerge with parts of both. That’d be ...

A bird flu virus that has been circulating in dairy cattle for months has now been found in a pig in the US for the first ...

Swine can act as so-called “mixing vessels” for human and bird flus, giving avian viruses an opportunity to adapt for spreading in people.

A Texas case of H5N1 in a dairy worker revealed a virus capable of fatal transmission in ferrets, raising concerns about its ...

Strengthening wildlife populations, by removing predators such as foxes and feral cats, has been flagged as key to increasing the resilience of bird numbers in the event of a bird flu outbreak. ...

A pig infected with bird flu in Oregon has raised concerns about the virus’s potential to threaten humans, but the current ...

USDA's APHIS and Oregon state officials are investigating a backyard farm where H5N1 avian influenza was detected in poultry ...

Now, as the usual seasonal flu season approaches, some health experts wonder if it might give bird flu a dangerous boost.

Pigs can become coinfected with bird and human viruses, allowing genes to swap to form a new, more dangerous virus that can ...

Bird flu appears to be rising in the U.S., but only among people exposed to infected animals — namely, cows and poultry.Since ...

NEW YORK — (AP) — A pig at an Oregon farm was found to have bird flu, the U.S. Department of Agriculture announced Wednesday.