“Extinct” snail returns—1,000 reintroduced to Norfolk Island after 30 years

Published 4 August 2026 · science

Campbell's keeled glass snails have reached a major conservation milestone on Norfolk Island. Over one thousand critically endangered snails have now been released onto the

Campbell's keeled glass snails have reached a major conservation milestone on Norfolk Island. Over one thousand critically endangered snails have now been released onto the island.

This marks a significant comeback after the species was presumed lost for decades. The successful recovery program involved extensive collaboration and captive breeding efforts. Researchers

will continue monitoring the snails to ensure population growth and survival.

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