Ingo Arndt / Land snail / Brown-lipped snail (Cepaea nemoralis) crawling over a razor blade. The constantly produced mucus is a protection shield between the sole of the snail and the razor blade whilst the snail...

Ingo Arndt / Land snails (Polymita picta) shells, Cuba. Endemic species.

Ingo Arndt / Land snail (Polymita picta) collection of shells showing variation in patterning, Cuba. Endemic species.

Konrad Wothe / Giant land snail (Megalobulimus sp), Panguana Reserve, Huanuco province, Amazon basin, Peru.

James Christensen / Andean Snail-eater (Dipsas andiana) female and Land Snail (Drymaeus sp) prey near city, Mindo, Ecuador

Martin Gabriel / Mediterranean land snails {Solatopupa similis} Provence, France

Gerry Ellis / Land Snail along rainforest stream, Los Cedros River Valley, Ecuador

Konrad Wothe / Edible Snail (Helix pomatia) in motion, Germany

Konrad Wothe / Edible Snail (Helix pomatia) crossing moss on floor of deciduous forest, Germany

Yashpal Rathore / Indrella ampulla,a large land snail in forest, Western Ghats, India.

Duncan Murrell / Green snail (Rhinocochlis nasuta), Kinabalu Park, UNESCO World Heritage Site, Sabah, Borneo.

Duncan Murrell / Giant land snails (Bertia brookei), Gunung Mulu National Park, UNESCO World Heritage Site, Sarawak, Malaysian Borneo.