A study published Monday provides new evidence that the H5N1 virus currently causing an outbreak of bird flu in U.S. dairy cattle may be adapted to better infecting humans than other circulating ...

Reliance on individual dairy farmers to help track the spread of avian flu is leaving the federal government without the data necessary to understand — and slow — the virus’ spread in the U.S. The ...

(CNN) — 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, ...

Avian influenza has raged through Michigan's bird population for two years, forcing commercial farmers and people with backyard coops to kill nearly 6.8 million infected chickens and turkeys, ...

CHICAGO, April 3 (Reuters) - Migratory waterfowl are to blame for widening avian-flu outbreaks in Texas cows and poultry, and wild birds carrying the virus should be heading north soon, state ...