నత్త: కూర్పుల మధ్య తేడాలు

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Although the average person might perhaps be more familiar with terrestrial snails, land snails are in the minority. Marine snails have much greater diversity, and a greater [[biomass (ecology)|biomass]]. Snails which [[respiration (physiology)|respire]] using a [[lung]] belong to the group [[Pulmonata]], while those with [[gill]]s form a [[paraphyly|paraphyletic]] group, in other words, snails with gills are divided into a number of [[taxonomy|taxonomic]] groups that are not very closely related.