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

H5N1 avian influenza has long been a concerning virus. Since its discovery in 1996 in waterfowl, bird flu has occasionally ...

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

For months, bird flu was seemingly everywhere in the U.S.: news headlines reported the highly pathogenic H5N1 avian influenza ...

“Given that some lactating cows’ “steal milk” through self-nursing or mutual-nursing, they speculated that “mouth-to-teat” ...

New versions of the H5N1 virus are increasingly adept at spreading. Suggestions to either let it rip in poultry or vaccinate the birds could backfire.

An avian influenza outbreak has been confirmed at a poultry farm in Odisha's Puri district, leading the state government to ...

According to the CDC, there has been a decline in animal infections and no reports of human cases since February.

H5N1, the most common strain of bird flu, is an HPAI. Low pathogenicity avian influenza (LPAI) This type causes less serious illness in chickens and is less likely to cause death.

Avian influenza, or bird flu, is a broad term that refers to several types of influenza that normally infect birds. The bird flu that’s been making news in the United States is a virus called H5N1.

The spread of the H5N1 bird flu virus among dairy cows has worried health experts, who say it increases the risk of the virus becoming a greater threat to humans.

"This is the first case of H5N1 bird flu in the U.S. that has been linked to exposure to a backyard flock." The confirmation comes weeks after the first case of bird flu was found in a child in ...