Off the west coast of California, deep in the kelp forest, an angel shark lies hidden in the sand waiting to ambush its prey. This predator can strike in a tenth of a second, but it can't always keep its dinner down...

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Welcome to BBC EARTH! The world is an amazing place full of stories, beauty and natural wonder. Here you'll find 50 years worth of entertaining and thoughtprovoking natural history content. Dramatic, rare, and exclusive, nature doesn't get more exciting than this.

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