City dims skyline after ‘mass collision’ killed thousands of migrating birds
Nearly twenty buildings in Philadelphia are dimming their lights this spring after thousands of birds perished in the city’s largest mass collision in recent history.
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Nearly twenty buildings in Philadelphia are dimming their lights this spring after thousands of birds perished in the city’s largest mass collision in recent history.
by · Published April 18, 2021
by · Published May 31, 2021
by · Published June 8, 2021