TNPSC Thervupettagam

World's Most Invasive Amphibian - Cane Toad

November 19 , 2025 13 hrs 0 min 25 0
  • The cane toad is one of the world’s most invasive species, disrupting ecosystems.
  • The cane toad, scientifically known as Rhinella marina, is native to Central and South America.
  • It was introduced to several countries for agricultural pest control in sugar-cane fields.
  • The species spreads rapidly and forms dense populations in new regions.
  • It releases bufotoxins from its parotid glands, which can kill predators.
  • It affects ecosystems by consuming native species and competing with local wildlife.

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