H5N1, California

First Reported H5N9 Bird Flu Outbreak In US As H5N1 Keeps Spreading
While the H5N1 bird flu keep spreading, the first reported H5N9 outbreak in the United States has been identified on a duck farm in California.
Rare bird flu strain found in California raises potential of wider spread
First U.S. detection of virulent H5N9 strain, at a California duck farm, draws scrutiny as evidence of genetic reassortment that could trigger human outbreaks.
Experts warn about the new H5N9 bird flu affecting California: How is it different from H5N1?
The first outbreak of H5N9 bird flu in poultry has been reported in California on a duck farm leading to the culling of nearly 119,000 birds and concerns.
H5N9 bird flu outbreak: New virus strain detected on California farm
The H5N9 strain of avian influenza is much more rare than the H5N1 which has been responsible for most of the reported human cases and the first human death.
First outbreak of rare bird flu strain detected at Calif. duck farm
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
H5N9 Bird Flu Outbreak in US: New strain detected on California duck farm-How it is different from H5N1?
According to the Centers for Disease Control and Prevention, 67 people in the U.S. have been infected with H5N1 bird flu. One person has died.
What Is H5N9? US Reports First Bird Flu Strain Outbreak in Poultry
The United States has reported its first outbreak of H5N9 bird flu on a duck farm in California, according to the World Organization for Animal Health (WOAH) on Monday. H5N9 is a rare subtype of the influenza A virus that can cause highly pathogenic avian influenza (HPAI),
First outbreak of rare H5N9 bird flu reported on California duck farm as cases of H5N1 continue to rise
Bird flu infections around the U.S. have forced mass cullings and resulted in the deaths of zoo animals and pets
First US case of new bird flu strain found on California duck farm
US officials are investigating the appearance of a strain of bird flu identified in the US for the first time, a worrying ...
CBS News3d
How are H5N9 and H5N1 different? What to know after California bird flu outbreak
A California ... Influenza Disease and Emergence Research at the University of Georgia, agreed that it would not be "terribly surprising" to see a reassortment emerge to infect poultry. "The ...
WXYZ17h
What you need to know about the new bird flu strain found in the United States
In today’s Health Alert, a new strain of bird flu - H5N9 - has been detected in the U.S. The first confirmed case was found ...
Bird flu outbreak 2025: Symptoms, prevention, Michigan backyard chicken infection concerns
Here's what you need to know about the highly pathogenic H5N1 avian influenza, and what bird flu might mean to you, your ...
Los Angeles Times3d
A new strain of bird flu is found on a California duck farm
A new strain of bird flu — H5N9 ... had been infected by both the H5N1 and H5N9 strains. “This case is not unexpected or alarming,” said Annette Jones, California state veterinarian ...