The African savannah is a tough place for any animal. For male elephants, tempers flare when water is in short supply. See them 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, leaving blood-stained snow in their wake. It’s a battle of the behemoths as some of the world’s biggest animals duke it out in spectacular landscapes all across the globe.