Chester Zoo staff rescue near-extinct snails from remote rock
- Zoo conservationists have bred 300 near-extinct tiny snails and introduced them back into the wild.
- Just 21 Madeiran lands snails were found clinging to a rock on Portugal's Bugio Island.
- They were believed to be the last of their kind.
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- Zoo conservationists have bred 300 near-extinct tiny snails and introduced them back into the wild.
- Just 21 Madeiran lands snails were found clinging to a rock on Portugal's Bugio Island.
- They were believed to be the last of their kind.
Sources: BBC News