Answer:
I am a shimmering field that reaches far. Yet I have no tracks and am crossed without paths.
I am a person who pretends to be someone else
I do not contain flesh feather or scales; yet I have fingers and thumbs.
What has many teeth but can't bite?
I have an eye but I cannot see. What am I?
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.