Northern Dusky Slug

Arion fuscus

The Northern Dusky Slug (scientific name Arion fuscus) is species in LeafFauna's mollusks & octopus group, belonging to the genus Arion. LeafFauna lists Northern Dusky Slug among more than 25,000 animal species. Every photo is credited to its photographer and shown under its license. Open it in the LeafFauna app for more facts, a range map, sightings by month and more photos.