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

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

Health leaders on the Peninsula are warning pet owners to be on the lookout for symptoms after a stray cat in Half Moon Bay ...

In this forest thick with trees up to 600 years old lives the southernmost population of the California condor (Gymnogyps ...

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