Black slug (Arion ater) with clear visible breathing hole (pneumostome) in mantle.

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Size: 2480px × 3722px
Photo credit: © Photoshot / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: arion, ater, black, breathing, european, grey, hole, land, large, mantle, menace, northern, pneumostome, silhouette, slug, slugs