Answer:
Dragons are known to do this to their gold.
What is orange and sounds like a parrot?
What has a spine, tail, and leash but isn't a dog?
If four people can repair four bicycles in four hours, how many bicycles can eight people repair in eight hours?
Aliens in Toy Story call this their leader?
I repeat only the last word you say. The more I repeat, the softer I got. I cannot be seen but can be heard. What am I?