Tracking common nighthawks to shed light on declining populations

U of A biologists used GPS data to track the 10,000-kilometre migratory route of common nighthawks—the first step in finding out where and why the birds’ population numbers are declining. (Photo: Liam McGuire)

U of A biologists track the migratory birds over 10,000 km with GPS to study their route – and the cause behind their declining numbers

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