Iowa officials have detected a case of highly pathogenic avian influenza in a multi-species backyard flock in Buena Vista ...

After H5N1 bird flu was detected in elephant seals gathered at Año Nuevo State Park, other marine mammals have also succumbed, including a sea otter and sea lion. So far, only animals in San Mateo ...

Scientists estimate more than 60 marine mammals may have been infected by the virus.

Quick Take Scientists in California recently detected the first cases of H5N1 virus, avian influenza, in the northern ...

Experts are closely monitoring the marine animals, flagging mortalities and advising beach visitors to take extra precautions ...

Two weeks after scientists confirmed the first-ever outbreak of avian influenza, or bird flu, in elephant seals along the California coast, the disease has spread to other marine mammals, researchers ...

An avian flu outbreak at California's Año Nuevo State Park is spreading across the Central Coast, infecting elephant seals, a ...

A United Nations food agency warned that the continued spread of the H5N1 bird flu virus is an unprecedented food security risk that requires a coordinated global response. In a briefing held on ...

Since 2022, Iowa bird owners have been battling bird flu. Formally known as H5N1 HPAI, it’s highly contagious and often ...

A new warning from global health experts is raising alarms about the potential for a bird flu pandemic that could outpace the devastation of COVID-19, if the H5N1 virus mutates to spread easily ...

The confirmation last week of H5N1 bird flu in northern elephant seals at California’s Año Nuevo State Parkhas put wildlife managers and public health officials on alert.

H5N1 bird flu has infected growing numbers of people worldwide in recent years, but this week saw something new: the first recorded human case of an H5N5 avian influenza virus. What is this virus and ...