Butterflies are tiny solar powered flyers! Butterflies are coldblooded and often sunbathe with wings openjust to warm up enough to fly. They can increase their internal temperature by vibrating their wings. You 2 4Pcs LED outdoor simulated decorative butterfly, wings can vibrate, night wedding party garden room lawn decoration AliExpress 15 Butterflies vibrate their wings for an array of reasons: to regulate their temperature, to ward off predators, or to strengthen their wings. We learn so much about our environment when critters come How Flashy Wings, UV Light, and Seasons All Play a Role in One Butterfly Species' Mating Rituals