Answer:
I go from house to house a messenger small and tight. Whether it rains or snows I sleep outside at night.
My teeth are sharp my back is straight to cut things up it is my fate.
I am a word of letters three. Add two and fewer there will be. What word am I?
I'm very tempting, so it's said. I have a shiny coat of red and my flesh is white beneath. What am I?
I am what no man ever yet did see, which never was, but always is to be. What am I?
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.