Gender role, which refers to the cultural expectations as understood by gender classification, is not the same thing as gender identity, which refers to the internal sense of one's own gender, whether or not it aligns with
Definition of butterfly effect : a property of chaotic systems (such as the atmosphere) by which small changes in initial conditions can lead to large-scale and unpredictable variation in the future state of the system
The Butterfly - Symbol of Renewal or Rebirth. In conclusion, I would say that butterfly landings happen for a variety of reasons. And the best person to say what meaning lies behind is you. Most people see them as a positive sign of changes they are currently going through.