Vibration Plate Routine for Itchiness Relief and Benefits 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 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 Member Julie Bthanks Julie! Feel Vibrating Butterfly Ring, Waterproof Love is in the air: how butterflies date Natural History Museum