ANIMATED SHORT CAN BE FUN FOR ANYONE

Question: What runs but never walks, has a bed but never sleeps, a mouth that never ever speaks, in addition to a head that never ever weeps?Q: With pointed fangs I sit and hold out; with piercing drive I crunch out fate; grabbing victims, proclaiming could possibly; physically signing up for with a single Chunk. What am I?c) A farmer has 19 sheep