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On July 31, a study found 2 farmworkers who had not been tested for bird flu had antibodies against it. [87] On August 9, the Colorado Department of Public Health reported bird flu in domestic cats, including indoor-only cats. [88] In late August, H5N1 had spread to dairy cow herds in California. [89]
In the first two months of 2006 H5N1 spread to other Asian countries (such as India), north Africa, and Europe in wild bird populations possibly signaling the beginning of H5N1 being endemic in wild migratory bird populations on multiple continents for decades, permanently changing the way poultry are farmed. [citation needed]
The concerning bird flu outbreak that has spread to four humans so far as it expands quickly in the U.S. has jumped to dozens of species, infecting mammals in at least 31 states.
Different bird flu strains have been found in Australia and Mexico in humans, while different H5 subtypes are also present around the world in both animals and humans, in countries including China ...
Although a wide variety of bird species have been shown to contract and spread Influenza A virus subtype H5N1, from waterfowl to poultry and birds of prey, mammalian infections have been of particular interest to researchers due to their potential to develop mutations that increase the risk of mammal-to-mammal spread and transmission to and among humans.
A bird flu outbreak has ravaged the world's birds since 2020 and infected cattle earlier this year. California Gov. Gavin Newsom declared a state of emergency over the virus this week.
The H5N1 strain of avian flu has swept the globe in recent years, killing billions of farmed and wild birds and spreading to tens of mammal species.Australia, which is dealing with three parallel ...
Avian influenza, also known as avian flu or bird flu, is a disease caused by the influenza A virus, which primarily affects birds but can sometimes affect mammals including humans. [1] Wild aquatic birds are the primary host of the influenza A virus, which is enzootic (continually present) in many bird populations.