WIRED @WIRED
No this isn't a cloud—it's a murmuration of starlings the Danish call "Black Sun." Captured by photographer Søren Solkær, these shapes are often used to overwhelm and confuse predators—and have the side affect of delighting the humans who watch on. 📸: Søren Solkær https://t.co/fMx61OMzrV — PolitiTweet.org