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 pod gerlache strait traveling socializing antarctica polar regions marine life cetaceans wildlife ocean water group behavior animal interaction cold water sea animals oceanic travel marine mammals underwater nature biodiversity arctic habitat conservation aquatic eco tourism playful research expedition natural habitat food chain predator prey large mammals ecosystem environment whales fins blow surfacing swimming marine conservation education underwater behaviors social structure pod dynamics wildlife observation ecological study cold climate