A northern wheatear near Wales, Alaska, with a geolocator device on its back. (Courtesy photo | Heiko Schmaljohann, Institute of Avian Research, Wilhelmshaven, Germany)

A northern wheatear near Wales, Alaska, with a geolocator device on its back. (Courtesy photo | Heiko Schmaljohann, Institute of Avian Research, Wilhelmshaven, Germany)

From Alaska to Africa: Northern wheatears now on remarkable journey

Birds that spent their summer next to muskoxen are now leaving Alaska to spend winter with zebras.

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