Have an open circulatory system
Mussels are bivalve.
A mussel is a bivalve, which means it has two shells that are hinged together to protect its soft body.
What is a bivalve? In human anatomy,its valve found in a vein.
it is called a bivalve
muscular
Bivalve
A larva.
No. They are bivalve mollusks.
No, a snail is a gastropod.
clams and cuttlefish
Clam
An oyster - bi (stand for two) and valves (stands for shells) - two shelled animals.