The findings come at a time when outbreaks of bird flu -- a different subtype of the ... of the highly pathogenic avian influenza (HPAI) H5N1 influenza virus currently circulating

The California duck farm's strain of H5N9 is different from those earlier cases because this time it is closely related to a newer variant of the H5N1 virus. That variant is called H5N1 D1.1, the USDA spokesperson said, which has emerged over the past year to dominate U.S. cases in wild birds and poultry.

A pandemic is not inevitable, scientists say. But the outbreak has passed worrisome milestones in recent weeks, including cattle that may have been reinfected.

As cases of H5N1 ... influenza A as a subtype – so if a test comes back positive for influenza A but negative for seasonal influenza, that is an indicator that the detected virus might be ...

Detected on a duck farm in Merced County, California, it’s the first confirmed case of H5N9 in poultry in the US. Read more at straitstimes.com.

Webby, director of the WHO’s Collaborating Center for Studies on the Ecology of Influenza in Animals and Birds, said the virus was no bigger threat to human health than the current H5N1 strains ...

As the winter season continues in the Pelican State, it is important to stay prepared and avoid catching respiratory illnesses, such as the flu and RSV.

Scientists say the temporary freeze on communications from federal officials creates a troubling blind spot for those tracking the virus.

US officials are investigating the appearance of a strain of bird flu identified in the US for the first time, a worrying sign that the virus is evolving in ways that could make it harder to

U.S. authorities also detected the more common H5N1 strain on the same farm in Merced County, California, they said in a report to Paris-based WOAH, adding that the almost 119,000 birds on the

A US government memo ordering a halt to communication with global health bodies has concerned scientists as a strain of bird flu is detected in California for the first time.