A large pod of Gerlache Strait type B killer whales (Orcinus orca), traveling and socializing in Gerlache Strait, Antarctica, Polar Regions

killer whales orcinus orca gerlache strait antarctica polar regions marine life wildlife socializing traveling pod cetaceans ocean nature conservation mammal biodiversity aquatic predators marine mammals underwater ecosystem orca pod travel behavior group dynamics southern hemisphere cold waters antarctic waters marine conservation natural habitat feeding migratory behavior animal behavior wildlife observation marine biology habitat oceanic environment sea conservation efforts endangered species animal groups group behavior social structure marine ecosystems wildlife protection species interaction conservation biology nature reserves