mojo wildlife leeuwin 387175The lion is one of the largest, strongest, and most powerful cats in the world, second only to the Siberian tiger. They are the largest cats on the African continent and are unique among cats in several ways, but the biggest difference between lions and other cats is that they are incredibly social animals, living together in family groups known as prides. Lions are also part of the big cat family, meaning both males and females can roar. Size: 15. 5