Answer:
I can travel from there to here by disappearing, and here to there by reappearing.
Big as a biscuit, deep as a cup, but even a river canโt fill it up. What is it?
Known to accessorize with feathers, trumpets, and harps.
What is up thatโs also down? Whatโs a smile and a frown?
I have five letters and people eat me. When you remove my first letter I become a crime. Remove my first two letters and I am an animal. If you remove my first and last letters I'm a form of music
All about, but cannot be seen, Can be captured, cannot be held, No throat, but can be heard. Who am I?