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Footage of marine life in different environments around the north, beginning with a tropical coral reef which has medicinal properties for dolphins, and is used as a tool by tusk fish. .. show full overview
The deep is perhaps the most hostile environment on earth, at least to us - a world of crushing pressure, brutal cold and utter darkness. We have barely begun to explore it, and yet it .. show full overview
Coral reefs are home to a quarter of all marine species. Survival in these undersea mega-cities is a challenge with many different solutions. A turtle heads to the reef's equivalent of a .. show full overview
The big blue is the world's greatest wilderness, far from shore and many kilometres deep. It's a vast marine desert where there is little to eat and nowhere to hide. Yet it's home to .. show full overview
Footage of wildlife inhabiting underwater kelp forests, including thousands of giant cuttlefish spawning along a restricted area of rocky reef off the south coast of Australia. Males .. show full overview
At the coast, two worlds collide. Coasts is the story of how our Blue Planet’s wildlife survives in this ever changing world. It’s a roller-coaster ride of heart stopping action and epic .. show full overview
The final episode of Blue Planet II explores parts of the ocean that nobody has ever visited, encountered extraordinary animals, and discovered new insights into life beneath the waves. .. show full overview
This extended special takes you on a journey from the equator to the unexplored depths of the ocean, meeting all the best-loved characters from the series.
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