In early March, Dr. Barb Petersen, a large-animal vet in Texas, began getting calls from the dairy farms she works with in the Panhandle. Workers there were seeing a lot of cows with mastitis, an ...

H5N1 bird flu is branching out. New data from the Centers for Disease Control and Prevention indicates that a second type of H5N1 has likely spread from dairy cows to humans. The CDC and health ...

In recent months, the avian influenza virus, commonly known as bird flu, has taken alarming steps toward becoming a bigger ...

CHICAGO, June 7 (Reuters) - The outbreak of bird flu in U.S. dairy cows has now been confirmed in Minnesota and Iowa, bringing to 11 the total number of affected states, which have been encouraged to ...

The H5N1 strain of avian influenza—commonly known as bird flu—has been circulating among wild migratory birds for the past two years, with substantial spillover into poultry farms. But what's sparking ...

Cows have entry portals for both human and bird flus. This new finding may mean that cattle could host both types of flus at once. The two viruses could then swap parts to create a new type of ...