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1.Killer whales ( Orcinus orca) are the largest members of the dolphin family2.They are found in all oceans, from the Arctic to Antarctic3.They are apex predators, meaning they are at the top of the food chain4.They have complex social structures and communicate with each other using a variety of vocalizations5.They are highly intelligent and have been observed using tools and exhibiting cultural transmission6.They hunt in groups, using tactics such as...