Local health agencies have already found virus-positive mosquitoes in Sacramento, Kern, Tulare, and Santa Clara counties, according to the California West Nile Virus program. No human cases have been ...

Culex Pipiens mosquitos collected by the Sacramento-Yolo Mosquito & Vector Control District at Seymour Park in Sacramento’s Pocket neighborhood wait to be tested on July 19, 2018. Hector Amezcua ...

Culex Pipiens mosquitos collected by the Sacramento-Yolo Mosquito & Vector Control District at Seymour Park in Sacramento’s Pocket neighborhood wait to be tested on July 19, 2018. Hector Amezcua ...

Pennsylvania has 62 species of mosquitoes. While the control program team collects all specimens of mosquitoes, of particular interest is the brown Culex pipiens mosquito, a vector for West Nile Virus ...

Health officials are warning the public and offering tips after a batch of mosquitoes tested positive for West Nile virus for the first time this year in Lake County.

State officials said a mosquito has tested positive for West Nile virus in Bridgeport, marking the first case of the virus this season. The Connecticut Agricultural Experiment Station, of CAES ...

Small yellowish larvae with black heads crawl around the entire entrance to the building. The larvae have spread along the façade and crawl on doors, walls and roofs. The larvae spin a web that has ...