Guys it's been 5 mins and this butterfly is not flying from my hand, she is alive but she is not moving anywhere : r Butterflies moths do not shiver because they are frightened, but because they have muscles that need to be warmed up before flight. the shivering helps to regulate their temperature and ensures their wing Ever notice a monarch butterfly vibrating its wings? This isn't just random behaviorit's a survival strategy called Shivering. Especially when temperatures drop, monarchs vibrate their wings to generate heat and warm MS and Vibrating Sensations: What Do They Mean? MyMSTeam