Ключевые слова: adaptation, antarctic, antarctic circle, antarctic environment, antarctica, arctic, birds, cold, cold adaptation, coldclimate, coldweather, colony, community, dynamics, ecology, ecosystem, environment, environmental, gathering, group, habitat, ice, interaction, living, nature, penguins, social, social behavior, social structure, socialization, socializing, society, survival, terrain, thrive, unity, wildlife,