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 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 A Butterfly's Body NWF Ranger Rick Tiny ears found on butterfly's wings