OK, this is weird: To ward off bats, these moths rub their genitals Understanding Why Guinea Pigs Vibrate Understanding Vibration Plates and Nervous System Health The moment she takes off and starts flying around their house @skylerstelz shared that despite butterflies having a very short lifespan, she was determined to see this butterfly fly again! Q: Why are my butterfly's wings shaking? ANSWER: All insects are coldblooded unlike birds and mammals that maintain a constant high temperature. A butterfly vibrates its wings to increase the metabolic