What Are Panties and Stockings with Garter Belts? A Complete Guide to Stylish and Functional Fashion Accessories Luna moth warming up for take off!, Did you know moths will vibrate their wings to warm up their flight muscles? If the temperature isn't quite high enough, #butterflies and #moths need to warm up to Butterflies' 'secret' to keeping cool hidden in wings Research News 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 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!