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.
4 Stages of a Ladybug's Life
You probably couldn't draw a mole cricket if someone asked you to, but you almost certainly could depict a ladybug. Or maybe you don't know as much as you think you do about this backyard beetle.