Butterflies Butterfly Facts for Kids Twinkl USA It's only the low vibration, uncouth bugs like flies and wasps that try to enter your house unannounced : r BlackPeopleTwitter 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!