https://www.cnet.com/news/wildlife-gets-wilder-than-ever-in-national-geographic-bear-grylls-hostile-planet-series/ > Each episode of the six-part series exhibits the roughest environments -- including jungles, mountains, deserts, oceans, the Poles and grasslands -- and explains how wildlife survives everything from bad weather and the effects of climate change, to attacks from other fiercer animals. > Wildfires, blizzards, droughts and downpours often dominate these remote places where humans don't venture. Hostile Planet shot over 1,800 hours of footage, traveled to seven continents for over 1,300 days of filming to show viewers rare footage of animals hunting, fighting and battling the elements.