Answer:
What goes in the water black and comes out red?
It can be white or blue or black, Humped or have a horn. And when it talks it sings its menuets, as it's travelling the depths.
Tall when seated, short when standing.
My first is twice in apple but not once in tart. My second is in liver but not in heart. My third is in giant and also in ghost. Whole I'm best when I am toast.
I come in many colors, some are blue and white. While some people annoy me, I am not much for the fight. I live where people rarely tread, but you will find me close to bed. What am I?
How do you tell a boy snowman apart from a girl snowman?