I am small as an ant and big as a whale,
I can soar through the air like a bird with a tail.
I can be seen by day and not by night,
I can be seen with a big flash of light.
I follow whoever controls me by the sun,
but I fade away when dark fell like a ton.

What am I?

Answer:

Try another Brain Teaser:

What are the next two numbers in this series: 2, 9, 16, 23, ...