Answer:
The more you take, the more you leave behind.
I grow where no flower grows, where no light touches the walls, up or down, that I don't care, was here before people were.
Where do you go in through one hole and come out through two holes at the same time?
What has two hands, a round face, always runs, but stays in place?
What is the heart of many risks, has a heart, but is not a living being?
you hold my tail while I fish for you
Difficult
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?