Question

What is a mollusk? Use a dictionary to help you find the word’s meaning.

Answer 1

A mollusk is the second largest phylum of invertebrate animals

Answer 2

an invertebrate of a large phylum which includes snails, slugs, mussels, and octopuses. They have a soft unsegmented body and live in aquatic or damp habitats, and most kinds have an external calcareous shell.