Eyewitness - Season 2 (1996)

Trek across the earth's most parched places to find some of the greatest stories of adaptation and survival. Meet the extraordinary inhabitants of the desert, and witness their startling strategies to capture and conserve that most precious of all commodities - water.

What incredible talent do dolphins and bats share? How can you tell the oldest elephant in a herd?

Takes you on a twisting journey down the great rivers of the world, pausing to visit the thriving realm of the freshwater pond. Travel upstream to find civilization's source - then down again to see the key to our very survival.

Discover the origins of life on earth - from the first bacteria through the age of giant dinosaurs to the coming of humans.

Shatters the stone's reputation for "rock-solid" permanence. Discover how rocks keep a constantly changing record of our planet's fascinating history, and see how minerals are at the very core of our civilization.

What happens to a crab that loses its claw? How did one low tide wreck the entire Greek navy?

Discover the amazing world of shelled animals - their evolution, variety, and habitats.

Discover the world of trees - their structure, variety, and life cycles, from tiny seeds to giant forests.

Explores the myths surrounding Earth's violent nature. Journey to the most inhospitable regions of the planet, where rock melts, and all life trembles. Witness the destructive effects of volcanoes and earthquakes - and the life-giving results of their aftermath.

Why is the weather forecast so often wrong? What's most deadly - lightning, wind, or hail?