Answer:
What has three ways out and just one way in?
When I'm born I fly. When I'm alive I lay. When I'm dead I run.
What has a big mouth, yet never speaks?
What has four legs during the day; and six or eight during the night?
A warrior amongst the flowers, he bears a thrusting sword. He uses it whenever he must, to defend his golden hoard.
Those with eyes bigger than their stomach will definitely leave the restaurant with one of them. It is named after a house pet as well.