Impalas move with the great migration on the Serengeti plains of Africa. A new fawn is on his way, but so is danger for the herds.

On an African river in the Serengeti, a mother crocodile defends her babies against predators in the sky and on the ground. Discover the secret way that crocodiles have survived for millions of years.

The animal kingdom in the Serengeti is in constant competition for resources. The essence of competition is for the hunt and those who can't cut it are left behind.

Two mother cheetahs, able to reach top speeds of nearly 70 miles per hour, are in a race to protect and feed their new cubs. Predators close in on the families, who must work to prevail on the Serengeti Plains of Africa.

Known to be aggressive and dangerous, hippos are also fiercely protective of their young. Watch as mother hippos in Africa risk everything to keep their newly born calves away from predators, both in and out of the water.

A newborn wildebeest befriends a fierce lioness, and a rare meeting between two river monsters, a hippopotamus and a Nile crocodile.

The wildlife of the Danube delta in the Black Sea, especially the white pelicans.

There are only two seasons in the Serengeti, dry and wet. As the long dry season ends, the clouds begin to darken as the rain signals new life on the Serengeti Plains.

The wildebeest path on their endless migration is impeded several times by rivers. The waterways have certain dangers that can can result in death for the wildebeest, mainly the Nile crocodile.

The programme is about bumble bees in the forests of New England. We follow a queen bumble bee as she emerges from hibernation to find a suitable nest site and establish a colony from the eggs she has carried over the winter. She duels with a rival queen. Honey bees, bee mites and wax moths also feature in her life story.

Documentary which tells the story of some of the discoveries made by Indian ornitholigist Salim Ali

In their hunt for the dugong, the Kiwai people of Papua New Guinea still use magic to bewitch it and to charm their boats, whether they are powered by sail or outboard motor. The dugong, or sea cow, is the gentle creature that gave rise to the legend of the mermaid. To the Kiwai it is an important food and a central feature of their livelihood and culture. Now it is being hunted to the extent that it is a rare and endangered species.

Greenpeace fights in the front line of the conservation battle, where the whales or the seals are being killed, the toxic waste is being dumped, the bombs are being exploded. Their policy is non-violent direct action. They break the law and make the headlines, and in a few years they've grown from a handful of west-coast idealists into a fashionable international movement. This is the story of how it happened, told through some of their most impudent and most daring campaigns.

Once a shooting reserve, now a rich wildlife preserve, Long Point on the north shore of Lake Erie is a testimony to the resilience of nature and to the benefits of the sport of wild fowling. In protecting their shooting, past wildfowlers also conserved the wildlife of Long Point. It is now a permanent home to rails, raccoons, toads and turtles and visited by migrating wildfowl.

This film looks at marine life off the Devon coast, as viewed by filmmakers Jeff Goodman & Laurie Emberson, who like to get close to and interact with these creatures. Sparkling jewel anemones, exotic cup corals, massed spider crabs and rare red band fish are just a few of the unusual animals that make their homes beneath the waves of our coastal waters.

Pearls once brought wealth to the Arabian Gulf. Today it comes from oil that gushes from beneath the sea. The gulf's bounty of wildlife is a part of its natural riches too. Migrating birds flock to its shores and its waters conceal a stunning array of creatures: sea snakes, batfish, corals, huge shoals of jacks and blooms of jellyfish that stretch to the horizon. But for how long can these priceless treasures survive the onslaught of modern development or, worse still, the war which now threatens its shores?

Islands which time passed by, the Seychelles appeared out of the mists of legend only 300 years ago. These tiny granite islands are fragments of a long-lost continent, and even today they retain an air of mystery and fable, for they are home to birds, trees and flowers that are found nowhere else on earth. On a palm-fringed isle giant tortoises amble in the company of rare magpie robins.... and on another, black parrots, tiger chameleons and blue pigeons live in a forest so primeval that General Gordon of Khartoum believed he had found a lost Eden.

As a child Jane Goodall dreamt of going to Africa and living with the animals. In 1960 her dream became reality: she began a study of chimpanzees in Tanzania's Gombe National Park. Today, more than two decades later, her work still continues, and it has given us a remarkable portrait of the animal most like man. Spanning three generations of chimps, it shows them in all their moods.... playful infants, turbulent adolescents and adults whose behavior ranges from tender motherhood to hunting and even murder.

Documentary programme on Keith Brockle who spent twelve months painting and drawing the bird life on the Isle of May in the Firth of Forth.

Truk Lagoon in the western Pacific is a peaceful tropical atoll. In 1944 its tranquillity was shattered when the US Navy surprised and sank a fleet of 60 Japanese ships. Within 40 years a dazzling array of corals and colorful fish have transformed this sunken arsenal into the world's largest artificial reef.

The largest known moth in the world has wings the size of a dove, the smallest lives inside a leaf. Although they are creatures of darkness, the bizarre designs and garish colors of moths rival those of butterflies in the hide-and-seek game of life. Among the stories of their double lives are tales of heroes that rescued Queensland from the prickly pear, blizzards of bogongs that were a summer feast for the first Australians, and the story of that irresistible desire that draws the moth to the flame and sudden death.

Five hundred miles above the parched African landscape a satellite seeks clues to the problem of space on the ground. In Kenya, fueled by a rapidly rising population, the competition for land is threatening one of the wildlife wonders of the world. But the tools to tackle the problem are at hand - ranging from low-tech charcoal-burning stoves to the latest in high-tech space technology. Can solutions be found before the land race gets out of control? Or will the elephant, rhino and zebra lose out in this earthbound battle for space?

What's the purpose of sex? To protect us from disease! Brian Leith unravels the intricate puzzle of sex and finds that: Males seem to be a waste of time and energy - many of the successful plants and animals (like the weeds in your garden) do without them altogether! Big animals - from polar bears to human beings - always have males as well as females - for a very good reason! The vital clue to the mystery lies in parasitism and infection. Out of the puzzle emerges a sparkling new theory of sex that looks set to keep biologists buzzing for years.

The first explorers to penetrate beyond the headwaters of the Missouri brought back tales of a strange land. They spoke of valleys that seemed to smoke and burn perpetually, and of a river that never froze, even in the hardest winter. That land is Yellowstone, America's oldest national park. Two-and-a-half million visitors flock there each summer, but in winter the park takes on another face that most people never see. Bison huddle in the warmth of the hot springs and the steam vents and geysers attain a new beauty in the frozen air.

On a remote Pacific island a mysterious lake lies hidden by dense jungle. Below the surface a gigantic shimmering phantom swims, tracking the sun. This weird life form is composed of jellyfish - millions of them - a boiling mass of medusae. Like the other bizarre inhabitants of the lake, imprisonment in this peculiar marine underworld has changed their behavior. But there are other surprises too in this first filmed exploration of the labyrinthine limestone islands of Palau - rain forests sprout from razor-sharp coral rubble; whip scorpions, giant crickets and bats haunt vast caves; and a deep lake pulsates with a strange presence.