Scanning electron micrograph (SEM) of Northern house mosquito (Culex pipiens). A female mosquito with prominent antenna and proboscis. Culex species lay their eggs in the form of egg rafts that float in still or stagnant water. In the United States, West Nile virus is transmitted primarily by Culex pipiens mosquitoes. West Nile virus and in turn transmits the virus to humans where it can cause encephalitis and meningitis. Saint Louis encephalitis. In addition, Culex spp. Magnification: x22 when shortest axis printed at 25 millimetres.
Model release not required. Property release not required.