Dead crow tests positive for West Nile virus in San Mateo County


Crow found in San Mateo County has tested positive for West Nile virus Mosquito in Vector Control officials say. It's the first detection of the virus in the county since 2018. The bird was found in South San Francisco earlier this week, and officials say the risk to humans is relatively low. You Khun still reduce your risk by preventing mosquito bites. This includes eliminating any standing water on properties and avoiding outdoor activity it dawn or dusk when mosquitoes are most active.

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