While many people picture small garden snails, some species grow to astonishing sizes and can weigh several pounds. One of ...

Along parts of the Western Australian coast, large shells sometimes lie half buried in tidal mud. They belong to Syrinx aruanus, known as the Australian trumpet and regarded as the largest living sea ...

Earlier this year, I spent a few days tracking down the world’s largest snail. It is my own contribution to the Sizing Ocean Giants project. The Australian Trumpet shell, Syrinx araunus, is generally ...

Guinness World Records recognises Gee Geronimo, a giant African land snail measured at 27.3 centimetres in 1978 in West Sussex, as the largest recorded terrestrial snail. However, marine species such ...