County detects West Nile virus in dead bird for first time this year

From The Almanac
September 30, 2020

San Mateo County’s Mosquito and Vector Control District has detected West Nile virus in a dead bird for the first time this year.

The bird — an American crow — was collected in South San Francisco earlier this week, the vector control district said Wednesday.

It is the first case of the virus found in San Mateo County since 2018. Though reports of dead birds indicate presence of the virus, the risk to humans remains low.

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