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Sticker of Western encephalitis mosquito
Bug card No. 4675 of 4,939

Western encephalitis mosquito

Culex tarsalis
Eats: BloodFlies and mosquitoesHouses and farms6 legs

The western encephalitis mosquito is a mosquito from North America with black and white stripes on its legs. Like other mosquitoes, the females drink blood. It is important because it can carry germs that make people, horses and birds ill.

Lives in
Across North America, also in towns and cities
Top speed
about 2 km/h (1.2 mph)
Flying, estimate
Can it hurt you?
Dangerous: look, do not touch
Its bite can pass on germs, such as West Nile virus, that can make people very ill. Look, do not touch, and tell a grown-up if you are bitten a lot. Insect spray and long sleeves help.
What does it eat?
The females drink blood from people and animals, including birds. Like other mosquitoes, the males only sip sweet plant juices.
For real!Photo of Western encephalitis mosquito
Picture by Davefoc. CC BY-SA 4.0, via Wikimedia Commons.

How fast is it?

cool stuff

Fun facts

1

You can spot it by the black and white bands on its legs.

2

It is one of the main carriers of two serious brain illnesses in the western United States, and it can also carry West Nile virus.

3

In California cities there are more of these mosquitoes after it rains.

4

It can also carry bird malaria, an illness that makes wild birds sick.

you asked

Most asked questions about Western encephalitis mosquito

?Where does the western encephalitis mosquito live?

Across North America, including in towns and cities.

For bug experts

Scientific name
Culex tarsalis
Group
Flies and mosquitoes
Family
Culicidae
Classification
Insecta > Diptera > Culicidae
Lives on
North America

Where the facts come from

  1. Culex tarsalis (Wikipedia, CC BY-SA 4.0): what it looks like, where it lives, what it eats, sizes and fun facts, retold in simple words.
  2. Picture by Davefoc. CC BY-SA 4.0, Wikimedia Commons. The sticker of this bug is drawn from this picture.

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