User blog comment:Zelron/The Elder Scrolls V: Dragonborn rumors (Imbedded deep the secrets sleep)/@comment-3025184-20121020011830/@comment-3202167-20121020070327

That is correct, however, they do generally have a form to interact with people on Nirn with. Such as Sheogarath, or Mehrunez. I am not sure however, if Hircines statue is just peoples interpretation or that is how he actually looks like.