Arion ater
Large Black Slug
Arion ater agg, Large Black Slug. A large, omnivorous slug feeding on carrion and dung as well as vegetation. The aggregate name is used to cover sevral similar species and hybrids. Despite the name, colour varies.
Photograph detail
Slide 1: Arion ater, Large Black Slug. Redmire Moor. June.
Slide 2: Arion ater, Large Black Slug. Head, showing eyes on tentacles. Redmire Moor. June.
Slide 3: Arion ater, Large Black Slug. Side view of head end showing breathing pore. Redmire Moor. June.
Slide 4: Arion ater, Large Black Slug. Top view of head end. Redmire Moor. June.