Overview: Wildlife flourishes in Nevada's desert landscape because of one narrow river covering less than 1% of the land.
Overview: Attempts to protect the unique animals and plants of Brazil threatened by development of the Amazon jungle.
Overview: The lemur, an agile nocturnal primate of Madagascar, so-named because of its secretive habits and haunting cries.
Overview: The process of wildlife filmmaking as chronicled by a crew during their three-year study of the Galapagos Islands.
Overview: The tremendous difference in animal lifestyle and in landscape during East Africa's dry season and its wet season.
Overview: The hammerhead stork, believed by East African tribesmen to have the power to call lightning from the sky.
Overview: Scientists Katia and Maurice Krafft seek to uncover the mystery of volcanoes by studying them on location as they erupt.
Overview: International endeavors to protect the endangered Indian tiger are highlighted by scenes of a mother raising her cubs in the wild.
Overview: Unusual wildlife inhabitants, beautiful terrain and natural wonders grace the Pacific islands comprising New Zealand.
Overview: U.S. scientist Dan Janzen uses innovative conservation plans to create a national park amid a tropical forest.
Overview: Close-up film captures birds in-flight; tiny hummingbirds draw nectar while hovering above flowers.
Overview: A Hawaiian island evolves from underwater volcano to snow-capped mountain and finally to coral atoll.
Overview: The first of a three-part survey of "Okavango: Jewel of the Kalahari" describes how earthquakes diverted the Okavango River into Botswana's Kalahari Desert. Observed: elephants, zebras, buffaloes, vultures, ostriches, bush babies and bat-eared foxes.
Overview: Creatures of the air, trees and water brave the five-month floods through the Okavango delta. Part 2 of "Okavango: Jewel of the Kalahari," observes African skimmers, lily trotters, baboons, dwarf mouth-breeders, tiger fish and catfishlike squeakers.
Overview: People of Botswana must balance wildlife protection with preservation of their precious water source.
Overview: The Asian elephant is shown to be a creature of both great strength and intelligence.
Overview: After two years in the Pacific, the sockeye salmon battles rapids returning to its birthplace to spawn.
Overview: Ranchers and scientists practice conservationism in Venezuelan and Colombian grasslands to protect native animals.
Overview: Naturalist Tom Williams studies England's Avon River and the fish and fowl it supports.
Overview: A growing African population threatens elephant survival by farming its foraging land and hunting the beast for ivory.
Overview: An exploration of the coral reefs of the Malay Triangle made up of the Philippines, Malaysia and New Guinea.