Answer:
Iron on a mammal. Mammal on your feet.
Each of these ends in a kettle full of precious metal and the double variety is quite awesome
Who is that with a neck and no head, two arms and no hands? What is it?
White bird, featherless, flying out of paradise. Flying over sea and land. Dying in my hand.
What has a single eye but cannot see?
The warmer I am the fresher I am.