Origen

“ Observe, moreover, to what a pitch of wickedness the demons proceed, so that they even assume the bodies of weasels in order to reveal the future! And now, consider with yourself whether it is better to accept the belief that it is the Supreme God and His Son who stir up the birds and the other living creatures to divination, or that those who stir up these creatures, and not human beings (although they are present before them) , are wicked, and, as they are called by our Scriptures, unclean demons. ”

“ And, generally speaking, you will find that not only in the law, but also in the prophets, these animals are employed as examples of all that is most wicked; and that a wolf or a fox is never mentioned for a good purpose. Each species of demon, consequently, would seem to possess a certain affinity with a certain species of animal. And as among men there are some who are stronger than others, and this not at all owing to their moral character, so, in the same way, some demons will be more powerful in things indifferent than others ”