Moves in Bold text show that the move receives a STAB.
There are 18 different wing designs that Vivillon can have on its wings. It ranges mainly in colour and style based on what region that 3DS is registered/set. From each area, it differs based on the region's climate, continent and even the top most popular countries on earth.
Vivillon's name comes from "vivi", which is translated as "lively" and "papillon", which is "butterfly".