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On July 25, 2008, the Food and Agriculture Organization (FAO) released an Avian Influenza Disease Emergency Situation Update, reporting that H5N1 pathogenicity was continuing to gradually rise in endemic areas but the avian influenza disease situation in farmed birds was being held in check by vaccination. Eleven outbreaks of H5N1 were reported ...
An outbreak of H5N1 killed 70% of Southern elephant seal pups born in the 2023 breeding season. In surveyed areas of Península Valdés, Argentina, seal mortality rates reached 96%. [7] In February 2024 it was estimated that the outbreak of H5N1 in South America had killed at least 600,000 wild birds and 50,000 mammals since 2022. [7]
In 2015, an outbreak of avian influenza subtype H5N2 was identified in a series of chicken and turkey farming operations in the Midwestern United States.By May 30, more than 43 million birds in 15 states had been destroyed as a result of the outbreak, including nearly 30 million in Iowa alone, the nation's largest egg producer.
Bird flu cases are still rising in the U.S. as the virus continues to devastate poultry farms.. More than 145 million chickens, ducks, turkeys and other fowl have been slaughtered across the ...
More than 156 million chickens, ducks, turkeys and other fowl have been slaughtered across the United States since the outbreak began in January 2022. One person has been killed.
It follows an outbreak of bird flu strain H5N1, a subtype of influenza A that is circulating in cattle across the US. According to the dashboard, the risk of avian flu to the public remains low.
"In the past, outbreaks of highly pathogenic avian influenza in poultry began following the primary introduction of a virus, of low pathogenicity, probably carried by a wild bird. The virus then required several months of circulation in domestic poultry in order to mutate from a form causing very mild disease to a form causing highly pathogenic ...
The threat of avian flu has dominated public health discourse as cases become increasingly more widespread and severe. H5N1, a highly pathogenic strain, was present in several continents as early ...