Frontal static view of land snail crawling slowly out of frame on damp dark rocky ground

land snail snail race snail garden snail gastropod shell helix aspersa molluscs cornu aspersum slow crawl calcareous shell slow invertebrates crawling terrestrial slimy species moving feelers outside animal whorls stone path mucus ground trail belly contraction tentacle flecks pulmonates damp rocks swirl design pattern outdoors retracted expansion light sensor soft house static view tactile sensor slime stripes colorful waves dark static