Move Over, H5N1—Another Bird Flu Strain Has Arrived in the U.S.
The most well-known HPAI subtype circulating today is H5N1. Since early 2024, H5N1 has been causing outbreaks among cows across the country, and it has occasionally jumped into other mammals such as cats and people. But there are always other kinds of HPAI spreading around as well, including H7N9.
H7N9 — is detected in at a poultry farm; scientists learn past human flu exposure may provide some immunity to H5N1.
In other avian flu developments, the USDA ’ s Animal and Plant Health Inspection Service (APHIS) shared more details about ...
A highly pathogenic avian influenza (HPAI) outbreak has recently been reported in a broiler farm in Mississippi. The outbreak ...
The United States has reported its first outbreak of the H7N9 bird flu on a poultry farm since 2017. The avian influenza has ...
The USDA Animal and Plant Health Inspection Service (APHIS) has previously documented H7N9 low pathogenicity avian influenza (LPAI) in U.S. wild bird surveillance this year and in previous years, but ...
Animal health agencies say the variant of highly pathogenic avian influenza was found in a Mississippi broiler breeder flock.
With outbreaks of bird flu on farms, Human Health and Services Secretary Robert F. Kennedy has a suggestion to fight the flu: ...
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