Answer:
I am the only word that looks the same when spelled upside down.
They come out at night without being called. They are lost in the day without being stolen. What are they?
A dragon's tooth in a mortal's hand, I kill, I maim, I divide the land.
The more you take away from me the bigger I shall get.
What is full of holes but still holds water?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.