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AI and Citizens Spot Invasive Mosquito in Madagascar — A snake sitting on top of a tree branch

AI and Citizens Spot Invasive Mosquito in MadagascarCEFR A2

19 Nov 2025

Adapted from Dann Okoth, SciDev CC BY 2.0

Photo by David Bruyndonckx, Unsplash

AI-assisted adaptation of the original article, simplified for language learners.

Researchers identified a new mosquito in Madagascar. This species, Anopheles stephensi, can carry malaria. Local people helped by sending photos from their smartphones. The photos were submitted through an app called GLOBE Observer.

This photo showed a mosquito larva found in a tyre. Researchers trained AI to recognize this species. Citizen science can improve mosquito monitoring and help control their spread.

Difficult words

  • mosquitoA small flying insect that can bite.
  • speciesA group of similar living things.
  • carryTo have and transport something.
  • malariaA disease spread by mosquito bites.
  • photosPictures taken with a camera.
  • monitoringWatching or keeping track of something.
  • controlTo manage or regulate something.

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

Discussion questions

  • Why is citizen science important in research?
  • How do you think technology helps in studying wildlife?
  • What are some ways to control mosquito populations?

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