Banshee:  

They are known as messengers of death. Their name is galish from the word bean sì, which means, woman from the hills. They have red eyes, long white hair, green dress and a gray cape, they lament at night when they know someone is going to die. In Irish folklor the first Banshee was named Aibhill and worked for the O'Brien family.

This article is not mine:

cm@editorial.televisa.com.mx