Emperor penguins (Aptenodytes forsteri) on pack ice, McMurdo Sound, Ross Sea, Antarctica

aptenodytes forsteri ice floe ice antarctica adult group cross walk back shot high angle view overview cold sea aptenodytes emperor penguin (aptenodytes forsteri) apteros near threatened species (iucn) nt february nobody ross sea ice floes sea ice adults groups stepping crossing crossed walking view from behind back view back views back sight back shots back sights high angle shot overhead shots overhead shot overhead sight overhead sights overhead view overhead views overviews global sight global sights full length cold seas cold ocean cold oceans emperor penguins with nobody pole ice cold environment area meteorological phenomenon meteorology science stage of development individual enumeration gait locomotion motion shot sea marine area spheniscidae sphenisciformes aves sauropsida tetrapoda tetrapodomorpha rhipidistia sarcopterygii euteleostomi gnathostomata vertebrata chordata deuterostomia coelomata bilateria metazoa opisthokonta eukaryota penguin aptera bird sauropsid vertebrate chordate wild animal animal morphology (zoology) morphology organism low risk (iucn) lr iucn red list of threatened species species southern ocean world sea and ocean