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Muscles
 In this program, the diverse nature of muscle tissue is examined, from its gross structure to its detailed microstructure, where chemical energy is harnessed to produce movement. As muscle forms the basis for much of a person's body shape, we explore...(more details) |
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$99.95 |
| DVD |
$99.95 |
| DVD + 3-Year Streaming |
$149.93 |
| 3-Year Streaming |
$99.95 |
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The Great Barrier Reef
A beautiful study of Australia's Great Barrier Reef, this program examines the many types of coral animals, their food, and their predators, including the highly destructive crown-of-thorns starfish and the reasons for its cyclic recurrence. The prog...(more details) |
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The Sonora Desert
The Sonora Desert runs from the southwestern United States to northern Mexico-part of the thirst belt in the northern hemisphere. This program probes beneath the appearance of desolation to reveal a world of living things that have adapted to life in...(more details) |
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Oceans of America
At the southern end of South America, the Atlantic and Pacific Oceans are within reach of each other. In the southern spring, the Valdez Peninsula, the coastal desert of Patagonia's Atlantic shore, is a paradise for sea animals, and in this program w...(more details) |
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The End of the Earth: Antarctica
The Patagonian ice field lies in the southern triangle of South America-a remnant of the last Ice Age. This program explains the nature and origin of various ice formations, shows the various topographies of Tierra del Fuego, and introduces the wildl...(more details) |
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