Answer:
hey are producers of pies and burgers and are great for tipping.
I'm a large gray animal with a trunk and tusks. What am I?
What wears a coat in the winter and pants in the summer?
What has no arms, hands, or legs but moves the earth?
What jumps when it walks and sits when it stands?
I am used for light yet I am solid. Without me you would feel enclosed. I hate being touched especially with a lot of force. I like to be in buildings.