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AI and citizen photos identify Anopheles stephensi in Madagascar — Level A1 — A snake sitting on top of a tree branch

AI and citizen photos identify Anopheles stephensi in MadagascarCEFR A1

19 Nov 2025

LevelA1
A2
B1
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Adapted from Dann Okoth, SciDev • CC BY 2.0

Photo by David Bruyndonckx, Unsplash

Level A1 – Beginner
2 min
91 words
  • Scientists found a mosquito species in Madagascar using photos.
  • People sent smartphone photos to a citizen science app.
  • A close-up photo showed a mosquito larva in a tyre.
  • The photo came from Antananarivo, the capital city.
  • The image was taken in 2020 and found later.
  • The GLOBE Observer app was developed by NASA.
  • Researchers used AI to check thousands of mosquito photos.
  • The species is Anopheles stephensi, a mosquito that spreads malaria.
  • This mosquito breeds in tyres and buckets in cities.
  • Researchers say people need phones and a 60x lens.

Difficult words

  • mosquito — A small flying insect that bites.
  • malaria — A serious illness from a mosquito bite.
  • researcher — A person who studies or investigates.
    Researchers
  • identify — To recognize and name something.
  • capital — The main city of a country.
  • species — A group of living things.
  • help — To make something easier or better.

Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.

Discussion questions

  • Why do you think identifying the mosquito is important?
  • How can AI help in research?
  • What can people do to protect themselves from malaria?

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