Cuckoo declines linked to different migration routes

Cuckoo declines linked to different migration routes

19 Jul 2016

Cuckoo by Edmund Fellowes

When the BTO began ground-breaking Cuckoo tracking research in 2011, we had very little idea where these birds spent the winter or how they got there. Our latest research, just published in Nature Communications, not only reveals this information, but also shows that Cuckoos’ use of autumn migration routes helps explain population declines.


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