Across the planet, there are animals born to fight and destined to face their foe. Armed with weaponry, guile and tactics, these gladiators are destined to do battle. Some are fighting for territory; others for access to food or a mate; but ALL are fighting for the ultimate prize – survival. Gladiators unlocks the dramatic secrets and ingenious strategies of the animals in four iconic geographic regions. Each region serves as a breath-taking backdrop and gladiatorial arena for the battles that unfold within them. These battles will shape the destinies of all our characters, whether victorious or defeated. Only champions will reign supreme. In this episode, go up against Australia’s wiliest gladiators and their impressive arsenals. Learn if these weapons, such as the kangaroo’s deadly boxing moves and the redback spider’s precision-engineered traps, can help them survive the ravages of climate change.