Wars rage in the animal world, too. Which animals are the Most Extreme Fighters? Creatures so aggressive, they can hardly stand the sight of their own kind. These animals are equipped with some of the fiercest fighting tools. The bombardier beetle combines chemicals in his rear end and can squirt out boiling hot acidic liquid which quickly neutralizes any attack. Gargantuan elephant seals launch full frontal attacks using their large tusks, leaving each contender battered and bloody and the winner gets the female! Praying Mantids are such effective fighters, there is a method of martial arts modeled after them. Find out who are the best of the best on this top ten countdown of the Most Extreme animals on earth.