Answer:
A morbidlyยญ-named body of water
A time when they're green. A time when they're brown. But both of these times, cause me to frown. But just in between, for a very short while. They're perfect and yellow. And cause me to smile.
I saw a man in white, he looked quite a sight. He was not old, but he stood in the cold. And when he felt the sun, he started to run. Who could he be? Please answer me.
When I'm born I fly. When I'm alive I lay. When I'm dead I run.
If I have it, I don't share it. If I share it, I don't have it. What is it?
What is always coming but never arrives?