Ever notice a monarch butterfly vibrating its wings? This isn't just random behaviorit's a survival strategy called Shivering. Especially when temperatures drop, monarchs vibrate their wings to generate heat and warm Butterflies' 'secret' to keeping cool hidden in wings Research News This is the guy I wrote about yesterday who couldnt launch. Here is a video of him this morning. Do you think his wings are ok? Lisa Rudolph Featherngill Facebook Why do moths vibrate their wings? The beautiful madness of the butterflies' dance Butterflies The Guardian