Snails without a shell are generally referred to as slugs. Very lazy. Terrestrial gastropod mollusc .
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Slugs' bodies are made up mostly of water and, without a full-sized shell, their soft tissues are prone to desiccation. They must generate protective mucus to survive. Many species are most active just after rain because of the moist ground.
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