Back to today’s briefing

Story perspectives

Extinct Glass-Snails Make Comeback with New Reintroductions

12/21/2025

34 5

Summary

Story summary

Four crates of Campbell’s keeled glass-snails arrived at Norfolk Island Airport to revive a species declared extinct in 1996.
Dr. Isabel Hyman and her team rediscovered snails in 2020, with the population rising to over 800 after a mold-driven die-off.
In July, 340 snails were released into a habitat, with monitoring showing survival.
Plans for further reintroductions are set for 2026, with updates to the extinction status underway.

1 of 1

Story summary

Four crates of Campbell’s keeled glass-snails arrived at Norfolk Island Airport to revive a species declared extinct in 1996.
Dr. Isabel Hyman and her team rediscovered snails in 2020, with the population rising to over 800 after a mold-driven die-off.
In July, 340 snails were released into a habitat, with monitoring showing survival.
Plans for further reintroductions are set for 2026, with updates to the extinction status underway.