Answer:
I'm tall in the morning and short in the noon. I disappear at night but I will be back soon.
Ten men's strength, ten men's length. Ten men can't break it, yet a young boy walks off with it.
I saw a man in white, he looked quite a sight. He was not old, but he stood in the cold. And when he felt the sun, he started to run. Who could he be? Please answer me.
My second is performed by my first, and it is thought a thief by the marks of my whole might be caught.
I look at you, you look at me, I raise my right, you raise your left.
Often cooked as fillet, this meat comes from an animal that swims underwater.