Answer:
To cross the water, I'm the way. For water I'm above, I touch it not and truth to say, I neither swim nor move. What am I?
What has many teeth but can't bite?
You throw me out when you use me and take me in when you are done.
I had a bright start but I couldn't take the pressure. I consume everything yet I don't eat anything.
I am a shimmering field that reaches far. Yet I have no tracks and am crossed without paths.
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.