WIRED @WIRED
In July and August at sunset, young mayflies appear over the rivers in central Europe to mate by the millions—only to die by dawn. Photographer Imre Potyó spent 12 days waiting to make this photo of them over the Rába river in Hungary: https://t.co/szd698Ufkv 📸: Imre Potyó https://t.co/ry2XBbk3Fi — PolitiTweet.org