All About Butterflies Cambridge Butterfly Conservatory Review of vibration texturing ScienceDirect Love is in the air: how butterflies date Natural History Museum Why do monarch butterflies shiver? They do this to increase their body temperature by warming their muscles so they can take flight. Photo Courtesy of Community Monarch Butterfly Garden Facebook 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!