I would like to present a sample of festive copse snails, or gefleckte schnirkelschnecke. They are found from Finland through southern Germany and further into Mittel Europa.
Copse snails are Arianta arbustorum, of the family Helicidae.
Credit for these delightful images belongs to Ellenore56, via Flickr. Many all-natural curves and spirals are captured in her original nature photographs.