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Grant Macdonald, Postdoctoral Researcher, Department of Geography, Durham University

Using a radar satellite to track emperor penguins in winter is changing our understanding of the species

Antarctica European Space Agency Antarctic
Robert Harding Video/Shutterstock

Freely available satellite radar imaging is being used for the first time to help track colonies of endangered emperor penguins in Antarctica throughout the winter months.

Typically satellite images need sunlight to be useful, and Antarctica is dark in the winter. This has meant that colonies have been hidden at a critical time in the emperor penguin breeding cycle, when eggs are laid, chicks hatch and adults take part in those iconic huddles.

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