LIVE: Killer Clashes: Survival of the Fittest | Animal Fight Night S3 FULL EPISODES | Nat Geo

Watch what happens when the animal kingdom’s biggest and craziest fighters go head-to-head in adrenaline-packed brawls from across the globe. Turf Wars: Fins thrash and the fur flies as some of the world’s angriest animals step into the arena. Monster Mayhem: For male elephants, tempers flare when water is in short supply. Watch as these massive elephants go tusk-to-tusk and trunk-to-trunk as they battle it out in the heat. In frozen Alaska, two huge polar bears engage in territorial combat. Dangerous Encounters: Australia is home to a multitude of deadly animals and none are more fearsome than the shark and the saltwater crocodile. Both could kill a human, so what happens when they go head-to-head? Killer Clashes: In an all-American big cat showdown, a bobcat and a lynx fight tooth and claw for territory. Spanish fighting bulls show exactly what it means to have fighting in your genes, as they go head-to-head to be leaders of their herd. Mortal Combat: In a heavy-weight showdown, one horn takes on two, as a rhino and a buffalo get brutal on the battlefield. A grizzly bear sniffs out some cougar cubs for lunch, until their mom gets in the way.