Answer:
It is a path of cow juice spread across the sky but cannot be seen by the naked eye
I fly, yet I have no wings. I cry, yet I have no eyes. Darkness follows me. Lower light I never see.
Though easy to spot, when allowed to plume, It is hard to see, when held in a room.
I appear in the morning. But am always there. You can never see me. Though I am everywhere. By night I am gone, though I sometimes never was. Nothing can defeat me. But I am easily gone.
You throw me out when you want to use me and you take me in when you don't want to use me. Who am I?
Lynn likes grapes but not potatoes. She likes squash but not lettuce, and she likes peas but not onions. Following the same rule, will she like pumpkins or apples?