Answer:
What goes up and down without moving?
What is so delicate that even mentioning it breaks it?
What time is spelled the same forwards and backwards?
They are Dark, and always on the run. without the sun, would be none!
One more than a duet.
Often cooked as fillet, this meat comes from an animal that swims underwater.
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?