Australia has the most extreme climate variations of any continent on earth. El Nino: looks at how our diverse wildlife has adapted to the huge swings in climate - the heartbreaking droughts and fires, which La Nina is a climate phenomenon, the sister of El Nino. Where El Nino left drought, La Nina causes floods, massive cyclones and endless rain. This is the story of Australia's unique creatures and how they cope with this catastrophe.
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