Smithsonian magazine's 22nd Annual Photo Contest | Made possible through the support of MPB.com

22nd Annual Smithsonian Magazine Photo Contest Natural World
Preserving the traces

The Spanish Slug is one of the 100 most important invasive species. Rapid spread across Europe led to the disappearance of other snails. I rarely encountered snails look so aesthetically pleasing. They leave their own marks on human tracks.

Photo Detail
Date Taken: 09.2021
Date Uploaded: 11.2024
Photo Location: Gladbeck, Germany
Camera: Canon EOS 7D Mark II
Copyright: © Heiko Herrmann