Number 9 on the list:
The Call of the Wild by Jack LondonRead more about Bloor's list.
Not a supernatural event, more a Nietzschien transformation. Buck is changed from flabby house dog into the feared leader of a pack of wolves in the Alaskan wilderness. And the metamorphosis doesn't quite end; the closing paragraphs hinting at a further transformation as the living, breathing animal becomes the subject of a local legend and thus acquires a form of immortality.