Watch thousands of swifts swarm into a chimney at dusk

This ethereal clip shared by AccuWeather shows thousands of birds swarming around a church steeple at dusk. The birds put on quite a show, circling around and around like a scene from a scary movie, until they finally decided to settle down for the night inside the chimney. — Read the rest The post Watch thousands of swifts swarm into a chimney at dusk appeared first on Boing Boing.

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