The finding at a California duck farm is raising alarms among public health experts that bird flu could further mutate into ...

The H5N9 strain of avian influenza is much more rare than the H5N1 which has been responsible for most of the reported human ...

Are eggs safe to eat amid the current avian flu outbreak? Have people in the U.S. contracted bird flu? We VERIFY the answers to common questions.

First U.S. detection of virulent H5N9 strain, at a California duck farm, draws scrutiny as evidence of genetic reassortment ...

The California duck farm's strain of H5N9 is different from those earlier cases because this time it is closely related to a ...

The United States has reported its first H5N9 bird flu outbreak in California, affecting almost 119,000 ducks. Both H5N9 and ...

Here's what you need to know about the highly pathogenic H5N1 avian influenza, and what bird flu might mean to you, your ...

A rare human case of bird flu was confirmed in England yesterday after strict measures were put in place to limit the spread ...

U.S. authorities also detected the more common H5N1 strain on the same farm in Merced County, California, they said in a ...

The detection of a different more rare strain of avian influenza is raising alarm as record egg prices soar to new highs.A ...

The government is investigating a rare strain of avian flu, H5N9, detected on a duck farm in central California, according to ...