More than 1,300 tiny, critically endangered snails that were bred in a UK zoo were released on a remote Atlantic island in a bid by conservationists to save the species.

The snails were once abundant on the island but their number decreased sharply in the last 100 years. By the 2010s, spotting any tiny snails on ... to the zoos in the UK and France for breeding ...

and often visit garden ponds across the UK in search of slugs and snails. In winter they hibernate in pond mud or under log piles. The three-spined stickleback is a small fish found in ponds ...