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Anonymous
An exoskeleton - is a hard 'framework' that supports the internal organs of an animal. For example, a crab has an exoskeleton that surrounds all its soft organs. This is compared to the internal skeleton of most other animals.
Wiki User
No Ants do not have a back bone. In fact no insect has any bones at all, the body is supported by an exo-skeleton. A hard outer shell with the organs all inside without any bones. they have got a backbone.