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 socializing pod wildlife ocean travel nature cetaceans aquatic underwater swimming behavior environment ecosystem arctic antarctic whales orcas mammals research conservation biodiversity relaxation exploration adventure marine mammals marine biology natural habitat oceanography nature lovers group behavior marine wildlife cold water predator prey animal behavior social structure feeding eco tourism oceanic deep water marine environment symbiosis ocean currents habitat