race of large grape snails with brown shells on a white textured surface

animal background beloy biology brown chetyrokh close closeup color crawling disgusting edible environment family food four gastropod grape green group helix house invertebrate isolated korichnevymi krupnykh large macro mollusk motion movement moving natural nature poverkhnostinrace race rakovinami shell shells slime slimy slow slug small snail snails soft softness speed spiral sticky support surface team teksturirovannoy tentacle texture textured ulitok vinogradnykh wet white wild wildlife