Killer Whales (Orcinus Orca)

Killer whales (Orcinus orca) is actually not the kind of whales but the largest species of dolphins, with the length can reach 7 feet and weigh up to 5 tons,,
such as dolphins, orca are also very agile, they can acrobats jump over the water,, orca can be in water for 30 minutes at a depth of 274 meters,,
killer whales live in groups of between 5 to 30 individuals, they eat fish, sea lions, walruses, birds, turtles, sea otters, penguins, whales, polar bears, reptiles and even moose, they hunt together like a herd of lions, surround the prey from all directions, cornering and launching deadly attacks, they can swim with a speed of 48.4 kilometers per hour,,