Watch: Behind-the-scenes peek reveals the high-tech world of ocean exploration | Oceana
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E/V Nautilus: Explore the Ship | Azula

Sea pigs are simple creatures. They don't have eyes or brains. They breathe through their butts. But getting a glimpse of these deep-dwelling beasties requires some complex technology. In this behind-the-scenes tour, learn about the research vessel E/V Nautilus and how its high-tech tools let us explore the deepest reaches of the sea.