Arizona agricultural officials say they now have the first detection of H5N1 avian influenza in milk produced by a dairy herd ...

The same genotype was detected in a severe human case that resulted in the United States’ first bird flu-related death.

The ongoing outbreak of genotype B3.13 of the H5N1 avian flu virus in dairy cows was first detected in March 2024. The first human cases, in farm workers, followed shortly afterward. Official figures ...

H5N1 bird flu has silently spread from animals to some humans who treat animals, according to a study, by the US Centers for Disease Control and Prevention (CDC) that suggests bird flu cases may be ...

Nevada just confirmed its first human case of avian flu from infected cattle. Nevada’s first case was found in Churchill ...

When the H5N1 bird flu virus jumps from animals into people, it hits a dead end. Missing the key genes that would help it infect humans, it isn’t causing a pandemic. But if the virus suddenly ...

"In this case, the H5 in the H5N9 was the H5 from the currently circulating H5N1 bird flu that is more pathogenic." "While H5N9 is not generally a very dangerous virus, we need to keep an eye on ...

This image shows the H5N1 avian flu under a microscope. The progression of the species-jumping disease has been unprecedented, including the first-ever U.S. cases of infections in dairy cattle and ...

Officials with the Clinic for the Rehabilitation of Wildlife, Inc. on Thursday confirmed the deaths of the birds were caused by H5N1 bird flu. It's believed they were infected when the father ...

“H5N1 in the Finger Lakes bird population is not new,” Sinclair said, referencing data from the U.S. Department of Agriculture. While HPAI poses the greatest threat to birds, mammals can also be ...

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When highly pathogenic avian influenza (HPAI) H5N1 was detected in U.S. dairy cattle in March 2024, it sparked a wave of research. Scientists at USask’s Vaccine and Infectious Disease Organization ...