Officials suspect wild migrating birds are likely to blame for the first known infection of a flock in Hawaii, which had been the last state in the country with no reported cases in poultry or wild ...

The H5N1 virus that infected a Canadian teen appears not to have spread, but it shows signs of mutation that makes flu ...

As a virus scientist in South Africa, I’ve been watching with dread as H5N1 bird flu spreads among animals in the United ...

The H5N1 strain of bird flu has infected a patient in the first ever confirmed human case of the virus, caused by the H5N1 ...

Elephant seal numbers in Argentina remain low after a deadly H5N1 outbreak, highlighting the virus's dangerous adaptability.

As H5N1 bird flu spreads among California dairy herds and southward-migrating birds, health officials announced Friday six ...

Defra said a 3km protection zone and 10km surveillance zone have been established around the premises to contain the highly ...

State officials are urging vigilance after Hawaii’s first detection of H5N1 in a flock of rescued pet geese and ducks in ...

It’s been nearly eight months since avian flu was first detected in U.S. dairy herds, and cases in both cows and humans continue to pile up.

There is an inherent conflict of interest -- and the potential for injury to public health -- when a federal department both ...

"In the middle of all this, I reached out to a vet and we were working together and decided to inform the state and federal ...