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The team is in the Azores to tag a deep-sea giant — the six-gill shark — and learn more about its nightly patterns on the hunt for food in the abyss.
The team dives into the depths of the mid-Atlantic to reveal the secret life of sperm whales and discover its hidden prey.
The team is in the Caribbean to find out how great hammerhead sharks navigate their migrations and how adapted they are to life in the shallows.