Answer:
I am always hungry I must always be fed. The finger I lick will soon turn red.
I am the signature stroll of ducks and penguins
What is eaten but can also eat?
I help you carry your books.
I roam through the lands hoping to rescue my love. I search high and low and will stomp on you if you get in my way!
The answer I give is yes, but what I mean is no. What was the question?