Answer:
I am whole but incomplete. I have no eyes, yet I see. You can see, and see right through me. My largest part is one fourth of what I once was.
An open ended barrel, it is shaped like a hive. It is filled with the flesh, and the flesh is alive.
Crooked as a rainbow, and slick as a plate, Ten thousand horses can't pull it straight.
What does a WW1 Trench, A Submarine and a Popular Phone App all have in common?
Glittering points that downward thrust. Sparkling spears that never rust.
All about, but cannot be seen, Can be captured, cannot be held, No throat, but can be heard. Who am I?