Common Sense Evaluation

My author’s uncertain yet my title’s the same. I contain random text yet order’s my aim. Read me one day and see my pages are totally bare. Try again another day and the words will be there. I’m not a book of magic although it may sound. I can predict the future and inside your life can be found. Move my eye I become involved in lactic extraction. But that’s just a clue, a minor distraction.

What am I?

Be you ever so quick, with vision keen, by your eyes, we are never seen. Unless perchance it should come to pass, you see our reflection in a looking glass.

What are we?

I have a long neck. I’m named after a bird. I Feed on cargo of ships. I’m not alive.

What am I?