Coral??????????? Just guessing
Calcium
Like a delicate sea shell, or a snail shell I guess.
These are the crafts made out from sea shells.
from a beach you like
A sea shell may contain a dead animal but the shell itself is a protective covering that an animal made to protect itself.
same color shell
Sea Cucumbers.
Bash sea shell
What is the sound in a sea shell
No, sea turtles have skeletons just like you do; but they have an armored shell on top for protection.
creatura mare
A sea turtle has an external shell.