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 ...

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

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

Avian influenza H5N1 infection in humans has spread to seven U.S. states, growing from 46 cases last week to 52 cases this week.

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

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

H5N1 bird flu raises alarm as human cases emerge in California and Oregon. Discover the implications and ongoing health ...

"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 ...

As of Friday, state agriculture officials confirmed 294 dairies — representing a little more than 25% of the state’s 1,100 ...

Poultry on a commercial farm in England have been infected with the bird flu virus, the U.K. government said Sunday.