How do painted girl butterflies journey such lengthy distances? NPRButterflies cross Atlantic ocean on 2600-mile continuous flight by no means recorded in any insect earlier than Livescience.comScientists Discover First Proof That Butterflies Crossed an Ocean The New York TimesButterflies Made Historic Transatlantic Flight – Movies from The Climate Channel The Climate ChannelA trans-oceanic flight of over 4,200 km by painted girl butterflies Nature.com