Officials in Pottawatomie County, Kansas, reported on March 6 that two cats had tested positive for bird flu. Owners ...

A new H5N1 bird flu mutation has appeared in a cluster of infected dairy cows. It's a genetic change that scientists say ...

In Albert Camus’ novel, The Plague, set in the French Algerian town of Oran, rats one day begin showing up dead on residents’ ...

A highly pathogenic version of avian influenza virus, commonly referred to as bird flu, was detected in wild birds in the ...

One year after the first human was infected with bird flu, ABC News' Dr. Darien Sutton meets Michigan State researchers who are tracking the virus and a duck farmer facing catastrophe in New York.

At the viral chatter stage of an outbreak, pathogens are just starting to infect people in sporadic bursts. It’s a sign that ...

Dairy producers are increasingly putting internet-connected collars and ear tags on their cows, helping better track the animals’ health and breeding.

As the H5N1 avian influenza outbreak continues, scientists are working to better understand the virus’s threat to human health. The virus has been found in dairy cows’ milk and has infected farm ...

STEARNS COUNTY, Minn. — State health leaders announced Monday that a Stearns County dairy farm is under quarantine for bird flu after milk testing detected H5N1 influenza last week. The herd of ...