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

In a monthly zoonotic flu update, the World Health Organization (WHO) said Bangladesh and India have reported new H5N1 avian ...

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

Doctors and researchers said the moves will make it harder to detect potentially dangerous changes. If the virus continues to ...

A commercial game bird flock in Lancaster County, Pennsylvania, has tested positive for avian influenza. The July 2 detection ...

A surcharge on eggs has ended at two breakfast restaurant chains, as the price of eggs has come down since the spring.

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.

The Department of Justice filed a lawsuit against California, arguing the state's animal welfare law preempts federal law and ...

The shift reflects the current public health situation, marked by declines in human cases as well as animal detections.

The Trump administration is suing the state of California to block animal welfare laws that it says unconstitutionally helped ...

Prior to this, nearly a month had passed without any new instances of highly pathogenic avian influenza in a U.S. commercial ...

From the outset of the Trump administration, bird flu, or H5N1 avian influenza, has flown rather conspicuously — and in fact quite mysteriously — under the radar. So much ...