Lions (Panthera leo) grooming, Chobe National Park, Botswana, Africa

Adelie penguin (Pygoscelis adeliae) adult defending chick against a skua on Torgersen Island, Antarctica, Polar Regions

The endemic Galapagos marine iguana (Amblyrhynchus cristatus) in the Galapagos Island Archipelago, UNESCO World Heritage Site, Ecuador, South America

Female southern elephant seal (Mirounga leonina) with newborn pup as skuas (Catharacta antarctica) fight for the afterbirth, South Georgia

Two young polar bears (Ursus maritimus), disputing feeding rights on a fresh bearded seal kill near Spitsbergen, Svalbard, Norway