It was thought that Aedes aegypti could not survive in the Mountain West. But now, a population is thriving in Colorado.

FILE - Female Aedes aegypti mosquito in the process of acquiring a blood meal from its human host, 2006. Image courtesy Centers for Disease Control (CDC) / James Gathany. (Photo by Smith ...

CORPUS CHRISTI, Texas — Nueces County officials have confirmed the detection of West Nile virus in a mosquito pool collected near Chapman Ranch, marking the first positive mosquito sample reported in ...

KANSAS CITY, Mo. (KCTV) - Cases of the West Nile Virus are surging nationwide and in Missouri. West Nile Virus is carried by mosquitoes and can cause serious, even fatal, illness in humans and animals ...

The Mosquito and Vector Management District of Santa Barbara County (MVMD) is alerting residents that a Santa Ynez Valley horse tested positive for a mosquito-borne West Nile Virus Infection in late ...

JEFFERSON COUNTY, Mo. – The Missouri Department of Health and Senior Services is warning Missourians to be cautious after a surge in West Nile virus cases. Twenty-two human cases of the virus have ...

SUMTER, Ga. (WRBL) — The Georgia Department of Public Health confirmed on Thursday that a second animal case of West Nile Virus was found in Sumter County. Officials say a horse in a rural area ...

JEFFERSON CITY, Mo. — Missouri health officials are urging residents to take precautions after a significant spike in West Nile virus activity has led to 16 human cases and three deaths in 2025. The ...

The Wichita Falls-Wichita County Public Health District has confirmed the first human case of West Nile Virus in Wichita County this year, city officials said. The Texas Department of State Health ...

Kings County reports first West Nile death of 2025; five local cases confirmed. California records 56 WNV cases in 2025 with four deaths across 12 counties. Public health urges Three Ds: use EPA ...

Frisco officials confirmed that two mosquito pools tested positive for the West Nile Virus this week, bringing the total number of positive mosquito pools in the city this year to 21. In response, the ...