Answer:
Fatherless and motherless. Born without sin, roared when it came into the world. And never spoke again.
In the land of the green glass door there are riddles but no answers, sheets but no blankets, and books but no words. Name something found in the land of the green glass door.
I open wide and tight I shut, Sharp am I and paper-cut fingers too, so do take care, I'm good and bad, so best beware.
I can travel from there to here by disappearing, and here to there by reappearing.
Large as a mountain, small as a pea, Endlessly swimming in a water-less sea.
It rows quickly with four oars but never comes out from under his own roof. What is it?