While there are a million different types of insects, all have a hard exoskeleton which is segmented into three parts. In fact the word "insect" is derived from the Latin meaning segmented.
The Ultimate Caterpillar Quiz
Caterpillars live an interesting life -- their sole purpose is to consume as much food as they can, before they turn into butterflies or moths. It works for them. Take our quiz and learn more about how the caterpillar works.