PHILADELPHIA (WPVI) -- The Philadelphia Zoo and other zoos across North America are moving their birds indoors and away from people and wildlife as they try to protect them from the highly ...

Health officials on Wednesday confirmed the first known severe illness in the U.S. caused by bird flu, and California's governor declared a state of emergency as the virus rampages through dairy ...

For months, bird flu was seemingly everywhere in the U.S.: news headlines reported the highly pathogenic H5N1 avian influenza virus was rapidly sweeping through hundreds of herds of dairy cattle ...

In a bid to get ahead of the next global flu pandemic, scientists have turned to a surprising tool: bird poop. In remote parts of the Indian Ocean and Oceania — regions often neglected during ...

H5N1 avian influenza has long been a concerning virus. Since its discovery in 1996 in waterfowl, bird flu has occasionally caused isolated human cases that have quite often been fatal. The ...

Bird flu continues to spread quickly through the U.S. farm system because that system is inherently a viral playground. Birds are kept in disgusting, crowded conditions that encourage viral spread.

The bird flu emergency is officially over, according to the U.S. Centers for Disease Control and Prevention (CDC). The agency’s emergency response to H5N1 bird flu, which was activated on April ...

While rare, bird flu has infected over 140 cats since 2022, according to government data. Here's how to protect your pets.

As of April 2025, the bird flu has spread across more than 23 states and there have been more than 130 confirmed cases of avian influenza (specifically the H5N1 variant) in domestic cats.

H5N1 bird flu isn’t going away. In fact, the virus continues to spin off new versions that outcompete their predecessors, posing a challenge for keeping it from jumping into people, poultry and ...

Bird flu continues to spread quickly through the U.S. farm system because that system is inherently a viral playground. Birds are kept in disgusting, crowded conditions that encourage viral spread.