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Temporada 12
Data de estreia
Out 03, 1993
Timothy Dalton searches for wolf habitats in North America to learn more about the animal
Timothy Dalton searches for wolf habitats in North America to learn more about the animal
Data de estreia
Out 10, 1993
The history of llamas, alpacas, vicunas and guanacos in South America.
The history of llamas, alpacas, vicunas and guanacos in South America.
Data de estreia
Nov 07, 1993
The two-hundred-foot walls of ice in Glacier Bay overwhelm the senses, but they also surround the most beautiful sights Alaska has to offer — the Northern Lights, the roaming grizzly
.. show full overview
The two-hundred-foot walls of ice in Glacier Bay overwhelm the senses, but they also surround the most beautiful sights Alaska has to offer — the Northern Lights, the roaming grizzly bears, and the humpback whales. The glacier itself is also creating new life — it has retreated some 70 miles up the bay, wiping the ecological slate clean, allowing new plants and animals to start again from scratch.
Data de estreia
Nov 22, 1993
This program looks at the varied ways in which life reproduces. Whether a species has one sex, two sexes, both at once or none at all, the urge to procreate is there.
This program looks at the varied ways in which life reproduces. Whether a species has one sex, two sexes, both at once or none at all, the urge to procreate is there.
Data de estreia
Nov 22, 1993
Explores the various influences on mating and courtship, from the sun, the moon and the change of seasons, to the specific behaviors within species.
Explores the various influences on mating and courtship, from the sun, the moon and the change of seasons, to the specific behaviors within species.
Data de estreia
Nov 23, 1993
Explores the selection process among different species for choosing a mate, whether it’s for life or just for the day.
Explores the selection process among different species for choosing a mate, whether it’s for life or just for the day.
Data de estreia
Nov 23, 1993
An investigation into the origins of human sexuality and sexual roles.
An investigation into the origins of human sexuality and sexual roles.
Data de estreia
Nov 24, 1993
A look at the reproduction process from conception to birth of a wide variety of animals.
A look at the reproduction process from conception to birth of a wide variety of animals.
Data de estreia
Nov 24, 1993
A look at the parental process of all sorts of earth’s creatures.
A look at the parental process of all sorts of earth’s creatures.
Data de estreia
Dez 05, 1993
"Nature's Great African Moments" features clips from episodes focusing on the continent and its abundant wildlife. Included: wildebeests, zebras, lions, giraffes and flamingos.
"Nature's Great African Moments" features clips from episodes focusing on the continent and its abundant wildlife. Included: wildebeests, zebras, lions, giraffes and flamingos.
Data de estreia
Jan 23, 1994
"Anima Mundi" offers images of the natural world set to music; "Before It's Too Late" examines zoos' efforts to preserve endangered species. Included: attempts to restore near-extinct mammals to mainland Australia.
"Anima Mundi" offers images of the natural world set to music; "Before It's Too Late" examines zoos' efforts to preserve endangered species. Included: attempts to restore near-extinct mammals to mainland Australia.
Data de estreia
Fev 20, 1994
A study of the goshawk, a bird of prey that has been restored to the Scottish woodlands after being pushed to the brink of extinction. Included: the goshawk's courtship ritual; how chicks learn to fly.
A study of the goshawk, a bird of prey that has been restored to the Scottish woodlands after being pushed to the brink of extinction. Included: the goshawk's courtship ritual; how chicks learn to fly.
Data de estreia
Mar 13, 1994
"A Sea Otter Story---Warm Hearts & Cold Water" examines a California aquarium's efforts to raise an otter and teach it necessary survival skills. Also: the impact of the 1989 Exxon Valdez oil spill on Alaskan otters.
"A Sea Otter Story---Warm Hearts & Cold Water" examines a California aquarium's efforts to raise an otter and teach it necessary survival skills. Also: the impact of the 1989 Exxon Valdez oil spill on Alaskan otters.
Data de estreia
Mai 15, 1994
"Toadskin Spell" examines frogs and toads and how the qualities of their skin help them survive extreme climates. Included: toad-derived poisons, medicines and hallucinogens.
"Toadskin Spell" examines frogs and toads and how the qualities of their skin help them survive extreme climates. Included: toad-derived poisons, medicines and hallucinogens.
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