Whether rats on tropical islands, introduced snails in the Pacific, or feral cats in remote bird colonies – invasive alien species (IAS) can throw entire ecosystems off balance and push animal and plant species to the brink of extinction. In 2023, the Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services
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The endangered tree snail Partula radiolata from the island of Guam. A recent study shows that snails are particularly often victims of invasive species: since the 1970s, the introduction of the rosy wolfsnail has led to the extinction of more than 50 Partula species on Pacific islands. (© USFWS - Pacific Region, Public domain, via Wikimedia Commons)
