Peoples are generally defined as intellegent mortals who congragate in groups of 50+ and create civilizations. While they may use magic, they do not need it so survive.
Magic Beings are creatures who need magic to survive. They are intellegent and may or may not create civilizations.
Monsters are semi intellegent creatures. They may congragate in large groups but do not generally create civilizations. They are also for the most part of some unnatural (non-evalutionary) orgin.
Demons and Devils are currently going though a reclassification, so their discribtion I'll leave til later.
Exceptional Animals are may be semi intellegent. They differ from monsters in that they evolved naturally through evolution.
Animals for whatever reason I may post some information on simple animals.