Answer:
What is the thing which, once poured out, cannot be gathered again?
I am the third from a sparkle bright, I thrive throughout the day and night. Deep in the path of a cows white drink. I've had thousands of millions of years to think. But one of my creatures is killing me. And so the question I ask to thee, is
Thirty white horses on a red hill, First they champ, Then they stamp, Then they stand still.
What turns from red to black as soon as it touches water?
I hide but my head is outside.
What language does a billboard speak?