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

As an outbreak of the avian flu continues to wreak havoc on California agriculture, the number of infected animals and workers is stacking up. As of Friday, state agriculture officials confirmed 294 ...

Poultry on a commercial farm in England have been infected with the bird flu virus, the U.K. government said Sunday. The H5N1 virus was found in kept birds in St. Ives, a seaside town in Cornwall. All ...

A bird flu outbreak has been confirmed at a commercial poultry farm in Cornwall. The government said all poultry on the ...

Death or illness among domestic birds should be reported immediately to the agriculture department by calling 503-986-4711 or ...

The U.S. Department of Agriculture’s National Veterinary Services Laboratory on Wednesday confirmed Highly Pathogenic Avian ...

A Canadian teen is hospitalized in critical condition with what is believed to be bird flu. British Columbia health officials ...

Emails show Wisconsin officials did not have a plan for issuing guidance in Spanish, the dominant language for most dairy ...

The H5N1 strain of avian flu is now passing easily among South America's elephant seals and drastically cutting herd ...

Investigations are underway after a teenager from British Columbia, now receiving care in hospital, was infected via an ...

A year after an outbreak of H5N1 killed thousands of elephant seals in Argentina, only about a third of the seals normally expected here returned, scientists estimate.

The sounds of barking elephant seals are again in the air along the breeding grounds of Península Valdés, Argentina—but it's ...