In winter, starlings join in flocks of thousands of individuals to try to confuse the hawks that attack them, doing a mesmerizing dance.
This video is part of the Ornitografias project, a project in which Xavi Bou has been working for years, which consists in visualizing the beauty of bird flight paths.
To learn more about this project visit the web:
xavibou.com
Music by Kristina Dutton