Three dead birds in Sacramento County were found to have contracted the virus as activity ramped up in Placer County.

Mosquitoes carrying West Nile virus have been detected in Anoka and Carver counties, but officials say people shouldn’t be ...

Mosquitoes in two areas of Weld County have tested positive for West Nile virus, though no human cases have yet been reported ...

Hamilton County health officials have confirmed the first positive case of West Nile virus in mosquitoes within its ...

Vaccines are available to prevent illness in horses, but the only protection for humans is to prevent mosquito bites. AgriLife reports that mosquitoes tend to feed at dusk and throughout the night, ...

Tarrant County health officials on Monday announced the county’s first West Nile virus case of the year. The patient was diagnosed with West Nile fever, according to the announcement, but not with the ...

Officials are warning the public to take proactive measures to avoid transmission but said there is no reason for alarm over the cases in Anoka and Carver Counties ...

The New Mexico Department of Health is urging people to take precautions against the West Nile virus. According to NMDOH, ...

West Nile virus has been detected in three mosquito samples collected across Iowa, according to the Iowa Department of Health ...

DENVER ( KDVR) — The first trace of the West Nile virus this season was found in Denver through a positive mosquito sample.

ST. PAUL, Minn. (CBS-KFGO) – The Metropolitan Mosquito Control District said Thursday that it found mosquitoes in Minnesota’s ...