shell - Kids, Britannica Kids

Every empty seashell on the beach once contained an animal known as a mollusk. Clams, oysters, scallops, conchs, mussels, and snails are all types of mollusks. The shells of…

mollusk - Students, Britannica Kids

shell - Students, Britannica Kids

bivalve - Kids, Britannica Kids

Britannica Kids

exoskeleton - Kids, Britannica Kids

squid - Students, Britannica Kids

FanFlex: Lightweight flexible crests and patches that fold easy. - FanTex: An all-new super comfortable soft fabric. - FanFit: The authentic on-ice

Britannica Kids - Baby Animals Lift and Learn Lift the Flap Board Book - PI Kids (Britannica Kids Lift and Learn)

Britannica Kids

mollusk - Students, Britannica Kids

biological classification - Students, Britannica Kids

extinction - Students, Britannica Kids