Coloradans are turning lights off to protect birds as more than 5 million fly over the state some nights amid fall migration
- Posted on August 26, 2026
- By The Denver Post
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- 1 min read
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Coloradans are turning lights off to protect birds as more than 5 million fly over the state some nights amid fall migration
Nearly 70% of bird species worldwide are migratory, and about 80% of migratory birds travel at night, according to the National Audubon Society.
