A Bird’s Epic Migration Stuns Scientists and Wins Online Fans

As researchers tracked his flight over 27 countries, a cuckoo became a celebrity and raised questions about how climate change could affect his species’ travel.

A Bird’s Epic Migration Stuns Scientists and Wins Online Fans
As researchers tracked his flight over 27 countries, a cuckoo became a celebrity and raised questions about how climate change could affect his species’ travel.
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