Answer:
My tongue hangs out as I run over fields and streets all day. I get tied up every morning and untied at night.
Dies half its life. Lives the rest. Dances without music. Breathes without breath.
Beautiful girls strut and sexy men 'do their little turn' on this.
I fly through the air on small feathered wings, seeking out life and destroying all things.
The higher I climb, the hotter I engage. I cannot escape from my crystal cage.
What covers its face with its hands, speaks no language, yet most known what it's saying?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?