Tag: geolocators

December 14, 2017

Puffins with longer migrations have trouble breeding

With their bright beaks and crescent-shaped eyes, puffins are adored by animal lovers, but the pint-sized seabirds have been something of a mystery to scientists. GPS trackers have been too...

May 16, 2017

South American sandpiper’s route may explain its decline

Scientists have been tracking the migration of the semipalmated sandpiper (Calidris pusilla) to trace the origins of its population in northeastern South American, which is decreasing dramatically. A new study...