Answer:
I am the signature stroll of ducks and penguins
One simple click, one simple flash. A piece of memory, for years I'll last. What am I?
Why are there no living cats on Mars?
Of the king I am blue and of the peasant I am red. Of the frog I am cold and of the dog I am hot instead. What am I?
I have cities with no people forests with no trees and oceans with no water.
What made Cyclops quit teaching?