Answer:
I'm blue at day and black at night. I do contain some creatures born and died. What am I?
Travel a mile and I will change, travel a million and I will end as I started. What am I?
I stink up your breath and fights evil vampires
I am your most powerful weapon; I come before your eyes. I help you seek the truth, yet I often give you lies. What am I?
Though it be cold I wear no clothes the frost and snow I never fear; I value neither shoes nor hose And yet I wander far and near: My diet is forever good I drink no cider port nor sack what Providence doth send for food I neither buy nor sell nor lack.
No matter how little or how much you use me, you change me every month.