An average adult killer whale would out weigh the average great while buy several hundred pounds. The white shark can stay underwater for ever while the killer whale must surface to breath. read more
Normally, the Blue Whale is larger in size than the Orca. Blue Whale is no match for any other animal based on his hunting ability, it would be quite difficult for other animals to defeat it. Orcas normally hunt their prey with different techniques of catching the prey. read more