Answer:
I am the kind of dog that chases anything red. What am I?
Although it sounds like I work on a transportation device I actually work in a restaurant.
I run up and down the stairs without moving. What am I?
Sometimes dark and sometimes bright, I make my way among twinkling lights. Seas and oceans obey my call, yet mountains I cannot move at all. What am I?
I am a small paradise surrounded by dryness and heat.
I'm the source of all emotion but I'm caged in a white prison.