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About Mollusks
Mollusks are a diverse group of invertebrates that includes snails, clams, octopuses, and squid. They are characterized by soft bodies, and many species have protective shells.
Mollusks have existed for over 500 million years and have adapted to marine, freshwater, and terrestrial habitats. They range in size from tiny snails to giant squid.
Fun Facts about Mollusks
- • Mollusks are the second largest animal phylum, after arthropods.
- • Octopuses have three hearts and blue blood.
- • Snails have thousands of teeth arranged on their tongue-like radula.
- • Giant squid have the largest eyes in the animal kingdom, up to 27 cm in diameter.
- • Some clams can live for over 500 years.
- • Sea slugs can steal stinging cells from jellyfish they eat for their own defense.