Answer:
What do you get when you cross a vampire and teacher?
What goes with a car, comes with a car, is no use to a car, but the car can't move without it?
What is so fragile that even saying his name breaks it
What do you get when you cross a chicken and a pig?
What is round on both ends and hi in the middle?
I break away from my pack. I create holes in my victims. I can travel for miles and then disappear. I am part of a dying breed. What am I?