Bivalves are mollusks with two shells, such as a clam. A univalve is a mollusk with one shell, such as a snail.
Bivalves, univalves, and cephalopods are all types of mollusks. So are gastropods.
yes
George W. Tryon has written: 'A monograph of the fresh-water univalve mollusca of the United States' -- subject(s): Gastropoda, Mollusks
mollusk
The limpet has only one shell, making it a univalve. Molluscs with two shells, such as clams and mussels, are bivalves.
Mussels are bivalve.
Its neither.Its actually a Gastropod.
Valve means shell. A snail is a univalve because it only has one shell. Crabs are not considered bivalves. The bivalves are a group of mollusks which includes clam, mussels, and oysters, all of which have two shells enclosing the animal, hence their classification as bivalves.
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Mollusks are invertebrates because they do not have a backbone.