The Deadly Portuguese Man O War, Planet Earth: Blue Planet II, Saturdays 9, 8c on BBC America

The Portuguese man o war uses both wind power and ocean currents to drift along and hunt for prey. Watch out for those 30 meterlong tentacles New episodes of Planet Earth: Blue Planet II premiere Saturdays at 9, 8c on BBC America. The new series, presented by Sir David Attenborough, scored by Academy Awardwinner Hans Zimmer and produced by James Honeyborne has already become a major television event around the world. Planet Earth: Blue Planet II takes viewers on a revelatory and magical journey into the mesmerizing world of our oceans the most undiscovered place on our planet. Our oceans are by turn tempestuous and serene, exquisitely beautiful and bleakly forbidding. They cover 70 of the Earths surface and hold 97 of all the water in the world. There is more life in the deep sea than anywhere else on Earth. It is said we know more about the surface of Mars than the depths of our own planet. Our final frontier is the deep ocean Earth s inner space. Subscribe now: Twitte