Season 12.
Season 1.Season 2.Season 3.Season 4.Season 5.Season 6.Season 7.Season 8.Season 9.Season 10.Season 11.Season 12.Season 13.Season 14.Season 15.Season 16.Season 17.Season 18.Season 19.Season 20.Season 21.Season 22.Season 23.Season 24.Season 25.Season 26.Season 27.Season 28.Season 29.Season 30.Season 31.Season 32.Season 33.Season 34.Season 35.Season 36.Season 37.Season 38.Season 39.Season 40.Season 41.Season 42.
Number of episodes: 14
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Episode 1.In the Company of Wolves with Timothy Dalton
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Episode 2.Treasure of the Andes
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Episode 3.Echoes from the Ice
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Episode 4.The Nature of Sex: the Primal Instinct
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Episode 5.The Nature of Sex: a Time and a Place
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Episode 6.The Nature of Sex: The Sex Contract
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Episode 7.The Nature of Sex: Sex and the Human Animal
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Episode 8.The Nature of Sex: a Miracle in the Making
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Episode 9.The Nature of Sex: Young Ones
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Episode 10.Nature's Great African Moments
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Episode 11.Anima Mundi: Before It's Too Late
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Episode 12.Phantom of the Forest
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Episode 13.Sea Otter Story: Warm Hearts & Cold Water
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Episode 14.Toadskin Spell