Answer:
If a man carried my burden, he would break his back. I am not big but leave silver in my tracks. What am I?
I keep growing and am practically indestructible. I get eaten, but always come back. I survive cold and lie everywhere. You see me everyday. What am I?
I start with āeā end with āeā. I have whole countries inside me. What am I?
You see a boat filled with people. It has not sunk but when you look again you don't see a single person on the boat. Why?
I run around the streets all day. Under the bed or by the door I sit at night, never alone. My tongue hangs out, waiting to be fed during the day. What am I?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?