Answer:
I have 24 keys but cannot open any locks. Sometimes loud sometimes soft
Deep, deep, do they go. Spreading out as they go. Never needing any air. They are sometimes as fine as hair.
I am the noise Santa's reindeers make
What flies without wings?
I can be sweet or sour. I do not rhyme with any other word
Runs over fields and woods all day. Under the bed at night sits not alone, With long tongue hanging out, Resting at your feet until we go for a walk