Answer:
What runs but never walks has a mouth but never talks has a head but never weeps has a bed but never sleeps?
The more you work the more I'll eat.You keep me full I'll keep you neat.
By myself, I'm practically nothing. Worthless as a leader, but when I follow a group, their strength increases tenfold. What am I?
I am found in the sea and on land but I do not walk or swim. I travel by foot but I am toeless. No matter where I go, I am never far from home. What am I?
You turn me over after you have travelled far.
A little house full of meat, no door to go in and eat.