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A structure outside. A skeleton of an object.
exoskeletal
This is called an exoskeleton.
Skeletons:All animals, including humans have skeletons. Humans have an internal skeleton. This means that our bones is on the inside of us. When an animal has an external skeleton it means that their skeleton is on the outside. These animals who have an external skeleton have what we commonly call shells. These shells are their skeleton which keeps their insides together. If you think of one of those big crabs and how there is a shell on the outside of them (not sea shells) this is their skeleton which is an external skeleton.
octopus & squids
an internal support structure or framework in an animal.
it is called exoskeleton
endo = inside so endoskeleton = skeleton inside the body. exoskeleton = skeleton outside the body (bugs, for example)
An exoskeleton.
# Crab # Lobster # Cockroach # Grasshopper
Animals with bones on the outside have an exo-skeleton. Crabs, crayfish, lobsters and many insects have their bones on the outside.
No, it doesn't. Chitin is an sort of skeleton found on the outside of such animals as insects.