Gentoo penguin (Pygoscelis papua) chicks covered with mud and guano on Cuverville Island, Antarctica, Southern Ocean, Polar Regions

gentoo penguin pygoscelis papua chicks mud guano cuverville island antarctica southern ocean wildlife polar regions nesting nature exploration spring seabirds behavior avian young habitat colony marine feathers play environment antarctic ecosystem biodiversity adaptation cold climate animal interactions birdwatching thermal regulation learning parental care survival foraging antarctic wildlife conservation habitat preservation natural behavior penguin family coastal icy landscape adventure animal care curious playful wetland flightless birds mud covered