Equine WNV Cases in California
West Nile virus is transmitted to horses via bites from infected mosquitoes. | Photo: iStock

Four California horses have tested positive for West Nile virus (WNV), the California Department of Food and Agriculture (CDFA) reported. These bring the total number of confirmed equine WNV cases in California to five for 2018.

“On Aug. 16, four horses displaying neurologic signs were confirmed positive for West Nile virus,” the CDFA said

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