How scientists are using ‘DNA maps’ to expose pangolin trafficking hubs | Current Affairs | Vision IAS

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How scientists are using ‘DNA maps’ to expose pangolin trafficking hubs

19 May 2026
1 min

Endangered Pangolins and Conservation Efforts

Pangolins are among the world’s most trafficked mammals, facing threats from both poaching and shrinking habitats. Conservationists aim to protect these creatures by understanding and disrupting trafficking routes.

Challenges in Pangolin Conservation

  • Pangolin scales are difficult to trace back to their origin when seized.
  • The DNA in seized scales is often degraded, complicating further analysis.

Breakthrough Study Published in PLoS Biology

A study published on May 7 by an international team of researchers has provided a significant advancement in pangolin conservation efforts.

  • The team employed advanced genetic sequencing techniques.
  • They successfully mapped the trafficking routes for three highly traded pangolin species: 
    1. White-bellied Pangolin
    2. Sunda Pangolin
    3. Chinese Pangolin

This breakthrough offers new avenues for conservationists to track and protect endangered pangolin populations effectively.

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Plos Biology

A peer-reviewed open-access scientific journal that publishes research across all areas of biology. Studies published here are often considered significant advancements in their respective fields.

Chinese Pangolin

A critically endangered pangolin species, scientifically known as *Manis pentadactyla*, found in parts of South and Southeast Asia. Like other pangolins, it is highly sought after in illegal wildlife trade.

Sunda Pangolin

A critically endangered pangolin species, scientifically known as *Manis javanica*, native to Southeast Asia. It is heavily targeted for its scales and meat.

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