Exoskeleton

Rigid external covering found in arthropods.

exoskeletum

An exoskeleton is a rigid external covering that protects and supports an animal's body. It is found in arthropods such as insects, crustaceans, and arachnids.

/ˌɛksōˈskɛlɪtən/

The term 'exoskeleton' comes from the Greek words 'exo-' meaning 'outside' and '-skeleton' referring to a bony framework.

An exoskeleton is like a hard shell on the outside of some animals, such as insects and crabs, that protects them and helps them move.

biological structure protective covering

chitin cuticle shell

plates segments

arthropod insect crustacean

biological structure natural object