theba is a taxonomic genus of air-breathing land snails, medium-sized pulmonate gastropod mollusks in the family helicidae, the

animal beautiful biology brown canaria close closeup color daytime detail dry fauna field garden gastropod geometry gran helicidae helix invertebrates israel land loop macro mediterranean mollusks natural nature pisana plant pulmonate round scroll shell shells slow snail snails spiral stalk stem summer swirl theba white wild wildlife zoology