Avian influenza and other Influenza A viruses are categorized into subtypes according to the composition of their hemagglutinin (H) and neuraminidase (N) surface proteins. There are 18 known H types ...

In a new study — published Friday, Aug. 1, in bioRxiv — researchers analyzed 14 dairy farms from two California regions. They ...

There are 18 known H types (H1 to H18) and 11 known N types (N1 to N11). The combination of an H type and an N type defines a specific influenza virus subtype (for example, H5N1).

H5N5, a new subtype of the avian influenza virus, has been found in birds and raccoons in P.E.I. It's closely related to the H5N1 virus that's caused mass death among seabird populations in ...

Avian influenza virus, commonly known as bird flu, is a contagious influenza type A virus that can infect and kill poultry (such as chickens, turkeys, pheasants, quail, domestic ducks, geese and ...

Bird flu, for the moment, appears to be under control. But experts have a warning for federal and state health officials.

Avian flu, or H5N1, is a highly pathogenic virus that is typically found in aquatic birds such as ducks or geese. Miller said what most people don’t know is ducks and geese are the natural hosts ...

The Canada Food Inspection Agency said Monday that avian flu had been detected at 41 premises across the country, with a combined 700,000 birds affected, since December 2021.

Avian influenza viruses occur naturally among wild aquatic birds and spread easily from bird to bird. Illnesses in humans from avian influenza virus infections have ranged in severity from no symptoms ...

At least 20 condors in California have died recently, 13 of them confirmed deaths from avian flu. Two other condors have tested positive but are still alive, according to news reports.

Canada does not currently have a bird flu vaccine, but research is underway at the University of Guelph to try and create an ...

Disease experts say avian flu case that infected 13-year-old B.C. girl shows worrying signs that virus could mutate to more easily infect humans. By Hannah Alberga, The Canadian Press ...