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

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

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

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

After bird flu was detected in a stray cat in Half Moon Bay this week, health officials in San Mateo County are urging pet ...

San Mateo County public health officials announced Thursday that they'd discovered a pet cat in Half Moon Bay infected with H5N1 bird flu. That comes just two days after they reported finding the ...

Authorities in San Mateo County urged residents to take precautions after two cases of bird flu were detected in 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 ...

San Mateo County public health officials announced Thursday that they'd discovered a pet cat in Half Moon Bay infected with H5N1 bird flu. That comes just two days after they reported finding the ...