Dave & Cody Survive DEADLY Caves, Snakes, And Burning Sun | Dual Survival MARATHON

Subscribe to Discovery Australia for more great clips: https://bit.ly/DiscoveryAustralia Dave & Cody are in South America, facing uncharted caves, snakes and other dangers that the ruthless jungle brings. From season 1 episodes 4, 5 & 6. Like Discovery Australia on Facebook: https://www.facebook.com/DiscoveryChannelAU/ #DiscoveryAustralia #DualSurvival #Survival #SurvivalTips #SouthAmerica #Belize