The first creatures to appear in the universe, according to Norse mythology. They lived everywhere. They could be friendly, but where feared for their size, warlike characteristics, and destructive powers. Illustrated Dictionary of Mythology Philip Wilkinson
Giants are oversized humanoids that are featured in much folklore, and appear in such mythology as Norse, and Greek. Giants are often seen as earth's elder race. A Giant's characteristics traditionally make then to be brutish and hostile. They are seen to feed on cattle, sheep and human or anything living that is smaller in size. Giants normally are seen to be solitary although the Greek titans formed communities. A well-known giant is Blunderbore who lived in a huge castle in a cloud, he was defeated by a boy called Jack (from the fairy tale Jack & the beanstalk) http://www.mythcreatures.50megs.com/mythicalbeasts/largebeasts.htm