Answer:
My first master has four legs, my second master has two. My first I serve in life, my second I serve in death. Tough I am, yet soft beside. Against ladies cheeks I often reside.
Metal or bone I may be, many teeth I have and always bared. Yet my bite harms no one. And ladies delight in my touch.
Lives without a body, hears without ears, speaks without a mouth, to which the air alone gives birth. What is it?
What can run but can’t walk?
To cross the water I'm the way, for water I'm above. I touch it not and, truth to say, I neither swim nor move.
What never gets any wetter no matter how hard it rains?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?