Nearly 119,000 birds have been culled at a farm in California after a bird flu called H5N9 was detected among the poultry

The new version, known as D1.1, was confirmed in Nevada cattle and was linked to the first US death tied to bird flu

In late January, scientists at the World Organization for Animal Health (WOAH) reported the first cases of H5N9 avian influenza in the U.S., on a duck farm in California. The latest strain isn’t a surprise,

State officials say the highly pathogenic avian influenza – more commonly known as bird flu – is widespread in much of the state.

What you need to know about bird flu. Public health experts are closely watching avian influenza, which has affected chickens and cows and sickened some Americans.