The Osilinus is a gastropod mollusk (characterized by a single organ of movement constituted by a foot well developed and seashell) very present and common in the tidal zone. It feeds on algae found on the surface of the rocks. Photo taken on the coast south-west of the Asinara National Park.
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I like it when folks come togeyher and share ideas.
Great blog, stick with it!
Many Thanks Dianne!