Mollusks are members of the invertebrate phylum Mollusca and contain more than 100,000 species. Some mollusks have shells like clams and snails, while larger mollusks have no bones at all like the cuttlefish, squid and octopus.
The Ultimate Oyster Quiz
Oysters is along with squids and octopuses is are an ancient delicacy. They live short lives along the floor of the ocean throughout the world. Take this quiz and learn more about this interesting sea creature.