World’s biggest sea snail: The Australian trumpet is nearly the size of a human leg and hunts hidden prey

Along parts of the Western Australian coast, large shells sometimes lie half buried in tidal mud. They belong to Syrinx ...

The world's largest snail is nearly one meter long and almost as heavy as a three-year-old child

A pet snail in West Sussex once stunned record keepers with a 27.3cm shell, yet ocean species grow far larger. So which snail truly claims the crown for size?
Smithsonian Magazine

Scientists Once Thought This Snail Was Extinct. But a Surprising Discovery and Decade-Long Conservation Effort Revived the Species

In the early 1990s, scientists worried that the greater Bermuda land snail—found only on the North Atlantic Ocean archipelago ...