What causes shaking in monarch butterflies? Butterflies: Warming Up Fantastic facts about butterflies: Everything you need to know, according to science BBC Science Focus Magazine Butterflies vs Moths: What are the differences? Brandywine Conservancy and Museum of Art Did you know Monarch butterflies shiver their wings to stay warm? When temperatures drop, these delicate pollinators vibrate their wings rapidly in a behavior called shivering. This tiny motion generates heat, helping The Monarch Butterfly And Spermataphores