Why is "the origin of the robin" considered a creation myth?

"The Origin of the Robin" is considered a creation of myth because the formation what robin wanted has come to life. As human, we can't transform ourselves to any other form, otherwise we have powers. A myth shows different symbolism that sometimes relate it to the origin of things. Thus, it become an interest thing to know about.

My favourite season is summer.because we can go to beach, wear summer clothes (that are way better than winter