Stefan Christmann / Emperor penguin (Aptenodytes forsteri) chick looking upwards to parents beak. Atka Bay, Antarctica. August. Winner of the Portfolio category of the Wildlife Photographer of the Year Awards 2019.

Roy Mangersnes / Ocean ice floes north of Spitsbergen, Svalbard, Norway, July.

Roy Mangersnes / Ice floes with sun coming through fog, Svalbard, Norway, July.

Nick Upton / Tourists sunbathing and swimming at Klima beach with the mountains of western Turkey in the background, southeast coast of Samos, Greece, August 2011.