California Gov. Gavin Newsom (D) declared a state of emergency Wednesday in response to detection of bird flu in dairy cows, stating this action will streamline the state’s response.

The California duck farm's strain of H5N9 is different from those earlier cases because this time it is closely related to a ...

Nearly all of California’s cases of bird flu in people were due to exposure to cattle, according to the state public health department. However, the source of the bird flu in one of the state’ ...

A new strain of bird flu — H5N9 — has been detected ... “This case is not unexpected or alarming,” said Annette Jones, California state veterinarian, who said the California Department ...