A Culex tarsalis mosquito is shown at the Salt Lake City Mosquito Abatement District on Monday, Aug. 28, 2023, in Salt Lake City.

Source: https://calgary.citynews.ca/2023/11/18/scientific-report-urges-debate-on-genetic-modification-to-control-insect-pests/

A potentially chronic condition, filariasis is caused by parasitic roundworms that can be transmitted by Aedes, Anopheles and Culex species of mosquitoes.

Source: https://www.dvidshub.net/news/450183/life-barracks-klamath-falls-and-navys-forgotten-filariasis-problem

But none preoccupy Dr. Bajwa, 64, as much as the most common species, Culex pipiens, the northern house mosquito — the biggest source of West Nile infection in New York.

Source: https://www.nytimes.com/2023/08/29/nyregion/nyc-mosquitoes-west-nile.html

The difficult hidden boss Culex has returned in Super Mario RPG Remake and is even tougher than before, especially in his 3D rematch form.

Source: https://screenrant.com/super-mario-rpg-beat-culex-secret-boss/