Adult gentoo penguins (Pygoscelis papua), walking on the penguin highway on Booth Island, Antarctica, Polar Regions

photography vertical color image travel destinations outdoors daytime no people antarctica polar regions gentoo penguin penguin bird animal booth island wildlife large group of animals animal track footprint mountain rock walking sea water cold temperature polar climate snow wild animals in the wild walk walks travel destination tourist destination tourist destinations travel seas ocean oceans outdoor outside nobody no one no person mountains group groups animals day birds