Answer:
Salty water everywhere but not sea in sight.
A time when they're green. A time when they're brown. But both of these times, cause me to frown. But just in between, for a very short while. They're perfect and yellow. And cause me to smile.
I am mother and father, but never birth or nurse. I'm rarely still, but I never wander.
Its title means book.
Although my cow is dead, I still beat herΒ What a racket she makes.
If lightning strikes an orchestra who is the one most likely to get hit?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?