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Culex or typical mosquitoes are a genus of mosquitoes, several species of which serve as vectors of one or more important diseases of birds, humans, and other animals. The diseases they vector include arbovirus infections such as West Nile virus , Japanese encephalitis , or St. Louis encephalitis , but also filariasis and avian malaria .
Culex pipiens is a species of mosquito commonly referred to as the common house mosquito or northern house mosquito.Native to Africa, Asia and Europe, it is now widely distributed in temperate regions on every continent except Antarctica [1] and is one of the most common mosquitoes found in human habitats in temperate parts of the northern hemisphere. [2]
Londoners sheltering from the Blitz in underground stations suffered from mosquito bites. This mosquito is found in underground systems around the world. Some authors proposed that it is a new species that evolved since the 19th century in adaptation to human-made underground systems, but it is more likely that it has been in existence for at least hundreds of years and colonized the warm ...
A female can lay 100–200 eggs in her lifetime. [14] Aedes females drop their eggs singly, on damp mud or other surfaces near water; their eggs hatch only when they are flooded. [19] Females in genera such as Culex, Culiseta, and Uranotaenia lay their eggs in floating rafts.
Culicinae eggs are laid in groups by adult females, often numbering over a hundred. Most species lay the eggs on the surface of stagnant water. The female lays the eggs vertically and side by side, held together by a sticky substance excreted to coat the eggs, head end down, creating an egg raft that is convex below and concave above with ends ...
Six small non-avian dinosaur eggs, no bigger than grapes, were discovered during a field study in Ganzhou, China, in 2021. These eggs now mark the smallest-ever found in the world.
Culex quinquefasciatus (originally named Culex fatigans), commonly known as the southern house mosquito, is a medium-sized mosquito found in tropical and subtropical regions of the world. It is a vector of Wuchereria bancrofti , avian malaria , and arboviruses including St. Louis encephalitis virus , Western equine encephalitis virus , Zika ...
The bird flu outbreak has taken concerning turns, with more than 60 human cases confirmed. Experts outlined four signs that the virus is going in the wrong direction.