In North America, HPAI H5N1 clade 2.3.4.4b viruses have been circulating in avian species since 2021 and have also been detected in mammalian species, including unusual hosts like domestic dairy ...

The Maryland Department of Agriculture has announced a second case in Maryland of highly pathogenic H5N1 avian influenza (HPAI) of a commercial operation in Queen Anne’s County following ...

It also recommends asking about recent close contact with a symptomatic person with a possible or confirmed case of H5N1. Demetre Daskalakis, MD, MPH, director of CDC's National Center for ...

Its alert to doctors and hospitals follows a few rare but mysterious bird flu cases in the US – including, most recently, a child in San Francisco confirmed to have had H5N1 influenza – that ...

For the first time, birds in a backyard flock in Wayne County have been sickened by the highly pathogenic H5N1 avian influenza virus, the Michigan Department of Agriculture and Rural Development ...

Amid an ongoing outbreak of bird flu among poultry and dairy cattle across the United States, the country has recorded its first human death due the virus known as avian influenza A or H5N1. On Jan ..

Michigan was among the first states to see H5N1 outbreaks in commercial poultry ... classified as highly pathogenic avian influenza, or HPAI, based on the high mortality it causes domestic poultry.

The finding highlights a key concern about the H5N1 strains of bird flu currently circulating in the U.S.: the speed at which the virus can mutate when introduced to a new host. Naturally found in ...

Not only are we facing the first known cases of HPAI in animals in our care ... source of the exposure of the animals to bird flu, or H5N1 virus, is not known. The virus is spread through saliva ...

But now the seven-year-old Bovan Brown hen is being kept in isolation in her coop, to prevent her coming into contact with wild birds — and H5N1 avian influenza.

State officials said they've discovered the first case of the highly infectious H5N1 bird flu virus in a backyard flock in Wayne County. In a press release issued Thursday, the Michigan Department ...