at these latitudes, the sea can be terrifying. they say below 40 degrees south, there is no law. but below 50, there is no god. at the ends of the earth is a land of extremes, home to spectacular wildlife. for centuries, people and animals have battled for supremacy. but now enemies are becoming allies. together, they face new challenges. in our rapidly changing world. you are at the mercy of the elements. this is a story of what it takes to survive. on the edge of the world . patagonia s far south is dominated by the wind. and the cold. extending below the 50th parallel, no other land mass lies so close to antarctica. to survive here takes resilience. determination, and sometimes sheer size. much of the land is just empty, wind-blasted tundra. but the sea is teeming with life. a humpback whale. this 30-ton giant has traveled all the way from its winter breeding grounds in the tropical pacific, a journey of more than 4,000 miles. on its tail is wildlife veteran fredrik
only ones plying these waters. the steady stream of ships through the straits might drive away the whales entirely . to make his case, he needs proof that the whales are stressed, and that means taking a sample. but chasing whales in boat mace panic them.
to make his case, he needs proof that the whales are stressed, and that means taking a sample. but chasing whales in boat mace panic them. so fredrik and his team are trying something new. a drone. its mission, to hover over the whale s spout and catch a sample of its snot. spout samples reveal levels of stress hormones as well as