No. Similar, but different.
The kind of mollusk includes clams and oysters is called bivalves.
other clams oysters and scallops
oister you can,t eat but clams you can
Mollusca
mollusca
clams, oysters and scallops are organized into the group called bivalves. they are two-shelled, slow moving organisms
you should eat freshwater clams/oysters
Mollusca
Clams, oysters.
bivalves
Clams and oysters and what have you.. (Mollusca (Mollusks))
Pearls are formed in certain species of clams/oysters. Clams/oysters pretty much stay put, so it's not like you have to chase them much. What you do is that you harvest the oysters, cut them open and hope to find a pearl inside.