Answer:
Weight in my belly, trees on my back, nails in my ribs, feet I do lack. What am I?
I widen my jaws when you poke two fingers in me. I especially like to devour papers
What language does a billboard speak?
My snake-like body cracks and burns. I cause pain but pleasure too. What am I?
I love spinach.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.