Definition
A mollusc is an invertebrate animal characterized by its soft body, often encased in a shell. Think of snails slithering, clams buried in sand, and octopuses jetting through water. 🐌🐙 They occupy diverse habitats, mainly aquatic. Molluscs play essential roles in marine and freshwater ecosystems. They're important for food chains and nutrient cycling. They display an incredible variety of forms and behaviors. Studying molluscs reveals amazing adaptations and evolutionary pathways.