exoskeleton
Chitin
The Skeletons of Millions of Coralsmall skeletons of sea animals called polyps.
An exoskeleton.
Coral reef
The gem that comes from the skeletons of tiny sea animals is called a coral. Deposits of corals usually accumulate to form reefs or islands in warm seas.
what is a group of skeletons called
concentration
concentration
No . Shale is formed my the metamorphism of the rock - Slate
a group of skeletons is called a clutter
Animals without back bones are called Invertebrates.
A substance that carries electricity under certain circumstances but not under others is called a semiconductor.