Season 1 (2001)

Origins
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March 30, 2001 • 52m

For the first time ever, scientists believe they have gathered substantial evidence that points to a single animal group of creatu...Read more

Life on the Move
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January 1, 1970 • 52m

When we think of animals, we think of movement. Surprisingly, the diverse and graceful ballet of animal movement may have started ...Read more

The First Hunter
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January 1, 1970 • 52m

The best way to find food is to go out and hunt for it. But to hunt, you need to be able to move forward. And to move forward, you...Read more

The Conquerors
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January 1, 1970 • 52m

For hundreds of millions of years, animal life resided only in the oceans. And then about 400 million years ago, fossil tracks sug...Read more

Survival Game
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January 1, 1970 • 52m

Behind the beautiful shapes and colors of seashells is the story of how a group of animals called molluscs evolved in order to sur...Read more

Ultimate Animal
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January 1, 1970 • 52m

It's easy to believe that animals like us, creatures with heads, eyes, and brains, are the crowning achievement of evolution. But ...Read more

Explosion of Life
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January 1, 1970 • 52m

In the 4.5 billion year history of Earth, a mere 10 million years seems rather insignificant, the equivalent of two months in the ...Read more

Bones, Brawn and Brains
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January 1, 1970 • 52m

As we go through our lives — driving cars, exploring the Internet, studying the world around us — it is hard to imagine that we're...Read more