Killer whales, also known as scientific name as Orcinus orcas, are the largest black fish that are members of the dolphin family in their ecosystem. They are one of the greatest intelligent creatures that communicate through vocal or whistle to hunt, but they use whistle mostly for close range or private interaction. The killer whales are mostly communicate using pulsed calls to allow them to identify individuals in a pod. Such as, each whale has unique dialect to be identified by their members of the family, which have learned from their mother. Also, they use pulse calls to communicate with a member when they are ready to prey. But calls are less when searching for food or approaching prey and once they attacked the prey the calls will increase
