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fish, crabs, shells and planktons
A hermit crab lives in the empty shells of other sea creatures. As it grows it moves on to bigger shells.
lime stone
Antarctica is a continent. No sea creatures live on land.
Clams obviously live in the clam shells, sea slugs live in the spirial shells. Some of their organs actually form inside the shell. Also, once those die, sometimes hermit crabs take over the shell when they out grow their previous shell. crabs, mollusks, oysters, mussels, clams, scallops, and other creatures
From the shells and skeletons of dead sea creatures.
Mother-of-Pearl is found in Oyster shells
They live in other creatures shells
chalk is produced by the shells of sea creatures lying on the sea bed and then the pressure of the water pushing the shells together until they form stone
they were made when tiny sea creatures shells were compacted and cemented on the sea floor
fossilferous
Fish Whales Worms Turtles Stars Shells