Answer:
I am the signature stroll of ducks and penguins
I am of several different kinds, but the one you pick doesn't do its job. What am I?
I'm very tempting, so it's said. I have a shiny coat of red and my flesh is white beneath. What am I?
I am lighter than the material I am made of. You see parts of me but more of me is hidden underneath.
Kings and queens may cling to power and the jester's got his call. But as you may discover the common one outranks them all. What am I?
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.