New bird flu strain in cows spreads to Nevada dairy worker
A dairy worker in Nevada has been confirmed to be infected by a new bird flu strain found to be spreading among cows in the state last week. That strain of the H5N1 bird flu virus, called D1.1 by scientists,
Cows infected by lethal bird flu strain never before seen in the animal showing respiratory symptoms, Nevada says
At least four cattle herds in Nevada have tested positive for a strain of H5N1 bird flu never before seen in cows, state agriculture officials confirmed Wednesday, and respiratory symptoms like coughing and sneezing have been reported.
Bird Flu Infects Cows For Second Time in Under a Year
Dairy cows in Nevada have been infected with a new strain of bird flu, marking the second strain detected in herds since March.
Cows Have Been Infected With a Second Form of Bird Flu
The finding indicates that the virus, known as H5N1, has spilled from birds into cows at least twice — leading to these two sets of infections — and that it could continue to do so. It also suggests that the virus may pose a persistent risk to cows and to the people who work closely with them.
CDC Finds Undetected Bird Flu Infections in U.S. Dairy Veterinarians
Three U.S. dairy veterinarians unknowingly had H5N1 infections, otherwise known as bird flu. This included one person who worked only in states without known outbreaks in cows, according to a new study from the U.
Bird flu infections in dairy cows are more widespread than we thought, according to a new CDC study
A CDC study has found H5N1 bird flu antibodies in veterinarians who had no symptoms and no knowledge they had been working with infected livestock.
What to know about bird flu in 2025, from how it's spread to symptoms and egg impacts
Bird flu has led to a wide variety of symptoms during recent outbreaks, including common flu symptoms like cough and vomiting. Many have also had conjunctivitis or pink eye as their only symptom, ...
A Second Type of H5N1 Bird Flu Jumped From Cows to Humans
H5N1 bird flu is branching out. New data from the Centers for Disease Control and Prevention indicates that a second type of ...
Bird flu variant found in Nevada cows shows signs of adaptation to mammals
The newer variant of avian influenza that recently infected dairy cattle in Nevada has a genetic change that’s thought to ...
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Bird flu has caused growing problems for the last year. Here's what we know so far.
Since arriving on a Texas dairy farm nearly a year ago, bird flu has caused havoc in the farming industry, leading to millions of dead birds and thousands of sick cows. More than 65 people have ...
How the avian flu is impacting California’s dairy farmers
The avian flu has impacted herds of dairy cows all over the country, but the largest number of cases have been found in California. “Why this is happening? The ...