A dead fox on the doorstep - a possible good omen?

Last night I was still awake at 1am for various reasons. At exactly 1.00am, according to my ipod, a fox started screeching like a banshee at what sounded like a distance of 2 metres from my bedroom window. For the first ten minutes I assumed it was just getting some stuff off its chest, having sex, marking its territory type thing so I lay there and tho…