300,000 Birds Swarm Over Denmark At Once (VIDEO)

03/18/2010 05:12 am ET | Updated May 25, 2011

Have you ever seen 300,000 birds move at once? Buzzfeed posted this video of a massive flock of starlings swarming together over an unspecified area in Denmark, forming a dark, shape-shifting cloud. For all the Harry Potter fans out there, it bears a frightening resemblance to a Dementor.

WATCH:

YOU MAY LIKE