Takes you soaring through the sky and around the world in an exciting journey from the bird's distant dinosaur past to its present astonishing variety. Take an up-close look at the staggering range of sizes, shapes, and habitats of these creatures.

Discover the ancient myths that surround our oceans and the modern science behind them.

Learn amazing facts about rocks, gems, and the Earth itself.

Learn about the forces inside the Earth that cause volcanoes to erupt and earthquakes to shake the landscape.

What unique organ lets fish instantly sense changes in their environment? How does a puffer fish turn itself from a tasty morsel to an impossible mouthful? Fish takes you deep into the waters of the world to discover some of the most exotic creatures in nature. Take the plunge from dazzling coral reefs to the darkest depths to meed fish -- a vast and varied group of animals, much closer to humankind than you might imagine.

Takes you down into the murky world of sharks and their relatives, reveals what motivates these fascinating creatures, and dispels some myths about their behavior. Discover a shark that can fit in your hand and a shark that eats only plankton--and learn that not all sharks are killing machines.

A mixture of animation and live footage serves as a background for a narrated introduction to the geographical history of deserts, their animal life and their importance for human culture.