Question: what is the difference between male and female orcas?
Answer: Male orcas are much larger and heavier than females, growing as long as 32 feet and weighing 11 tons, while females grow up to 28 feet in length but tip the scales at 7 tons. The size of the dorsal fin is also a strong indication of gender. ... The flippers of adult males are also longer and broader than those of females.