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VOL. I · EST. 11.2025 
SatyaDheesh
सत्याधीश
India's Ground Truth Record
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New earthworm species adds to Western Ghats’ rich biodiversity

GS3Economy · S&T · Environment · Security· Biotechnology & health research· Prelims·

Why in news

Researchers identified a new earthworm species, *Drawida vazhania*, in the Peechi-Vazhani Wildlife Sanctuary of Kerala.

Background

The new species, *Drawida vazhania*, belongs to the Barwelli species group and the genus *Drawida*. It was discovered in the Vazhani dam area of Kerala's Peechi-Vazhani Wildlife Sanctuary and published in the journal Zootaxa.

Facts for Prelims

  • EnvironmentDrawida vazhania: A newly discovered earthworm species in the Western Ghats.
  • FactKerala has 31 recorded earthworm species, with 16 being endemic to the state.
  • FactIndia possesses the highest global concentration of endemic earthworm species.

For Mains

Q. Discuss the significance of the Western Ghats as a biodiversity hotspot and the impact of habitat transformation on endemic soil fauna.

Dimensions to cover in your answer

  • Habitat fragmentation: Loss of soil biodiversity due to land-use change and dam construction
  • Endemism preservation: Challenges in protecting species restricted to specific micro-climates in the Western Ghats

Keywords: Biodiversity Hotspot · Endemism · Habitat Transformation · Soil Fauna · Western Ghats

Read the full news →Report a mistake in this noteHow notes are madeSource: The Hindu ↗Also: GS3 · Biodiversity & conservationAlso: GS1 · Places in news / mapping

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