Funny idea: One of the forms Hayley could take later on and during her later crusade of revenge against Isaac, is that of a black crow or some sort of variation. Now, if I can just find a good pic of one...

Also, this.

https://www.youtube.com/redirect?q=http%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DwBqM2ytqHY4&session_token=LnNCeCDuVLj4KLlVGNQ3qm7RB3d8MTM5NTIwODY4OUAxMzk1MTIyMjg5