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Blue Planet Now: Whale Sanctuary
In Mexico, Chris pairs up with scientists at the world's biggest whale nursery to witness the arrival of gray whale mothers and their babies. Steve drops anchor in the Bahamas to take .. show full overview
Blue Planet Now: Shark Paradise
As the sun rises over the Great Barrier Reef, Liz joins scientists to find out how temperature increases are impacting the reef, and how plastic is putting the future of the planet's turtles at risk.
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