On the Saturday overnight of Oct. 19-20, 352,400 birds crossed Fairfax County, most migrating to their wintering grounds. Every fall, around four billion birds fly from Canada into the United States ...
Artificial lights wash out the stars that guide bird migrations, luring them into a maze of treacherous obstacles and highlighting the need to preserve the dark night sky Emma Saaty Ovenbirds (Seiurus ...
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