San Mateo County public health officials reported finding H5N1 bird flu in a pet cat and a backyard poultry flock.

The discovery of bird flu in the San Mateo backyard flock prompted health officials to remind people to take biosecurity ...

H5N1, known as bird flu, has been found in San Mateo County this week, according to state and local health officials. San ...

REDWOOD CITY — A stray cat in San Mateo County recently tested positive for bird flu, officials said Thursday. The case is ...

Health officials have confirmed the presence of H5N1 (bird flu) in a backyard poultry flock in San Mateo County. The county ...

Veterinarians examined it, and lab results on Tuesday confirmed the cat had H5N1, or avian influenza, according to San Mateo County health officials. It's not known how the cat became infected ...

After bird flu was detected in a stray cat in Half Moon Bay this week, health officials in San Mateo County are urging pet owners to contact a veterinarian if their pet shows any ...

A dairy worker in Nevada has reportedly been infected by the killer variant of H5N1 bird flu; analysis shows changes in new ...

San Mateo County confirmed for the first time the presence ... the state agriculture department’s Sick Bird Hotline. The H5N1 incident was one of 49 backyard flock infections documented across ...

H5N1, known as bird flu, has been detected in a backyard poultry flock in San Mateo County, the California Department of Food ...