A branch of the H5N1 bird flu family tree that hadn't previously been seen in cattle has now been detected in dairy cows.

Herds of cattle in Nevada tested positive for the strain of H5N1 bird flu never before seen in cows, state agriculture ...

The high price of eggs has consumers balking, grocery stores placing limits on what people can buy,and thieves treating them ...

Among several more outbreaks on commercial farms, one was at a layer facility in Pennsylvania that has nearly 2 million birds ...

Experts said it raises new questions about wider spread and the difficulty of controlling infections in animals and the ...