Man vs. Wild

Season 1, Episode 9: Deserted Island

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Grylls is kicked out by helicopter into the water near a deserted island in the Pacific Ocean. He demonstrates long distance swimming, shelter building and coconut harvesting. Grylls builds a bamboo raft to look for ships, and is surrounded by tiger sharks. He fishes off his raft using a fish bone hook, and shows how to signal a ship using the reflection produced by his polished knife.