Three years of shooting were needed by five teams in order to follow bird migrations flying over the seven continents: from one pole to another, from the seas to snowcapped mountains, from the canopy of heaven to mangroves and swamps.

Amy is a young teenager when her mother is killed in a car accident. Because of it, she moves in with her estranged father. Amy finds her new life absolutely miserable. But, she finds abandoned goose eggs behind her home from when developers tore up the forest. They soon hatch and Amy becomes their 'mother' and takes care of them. Winter quickly arrives, and the geese must go south. Someone or something needs to show them the way. It is up to Amy...

When thunderclouds begin to gather each year over Botswana's Kalahari, 20,000 zebras get itchy feet. As the first fat raindrops hit the dust, southern Africa₂s biggest animal migration gets underway. In a never-ending quest for grass and water, the striped herds undertake an annual epic trek across the vast landscape of the Kalahari's Makgadikgadi Pans.

Every year, 100 million monarch butterflies set off on an incredible journey across North America. These beautiful creatures fly 2,000 miles to reach their remote destination in a tiny area high in the mountains of Mexico. Scientists still puzzle over how the butterflies achieve this tremendous feat of endurance, and how, year after year, the monarchs navigate with such hair's breadth precision. Visit the spectacular locations they call home and meet...

From Yellowstone to the Yukon, to Southern Africa's elephant highways stretching across five nations, explore how newly established wildlife corridors may offer a glimmer of hope to some of our planet's most cherished-but endangered-species.

"Over 65 million people around the world have been forced from their homes to escape famine, climate change and war in the greatest human displacement since World War II. Human Flow, an epic film journey led by the internationally renowned artist Ai Weiwei, gives a powerful visual expression to this massive human migration. The documentary elucidates both the staggering scale of the refugee crisis and its profoundly personal human impact. Captured...

Highlights one of nature's greatest migration spectacles, plunging viewers into an underwater feeding frenzy, an epic struggle for survival, where whales, sharks, dolphins, seals, gannets and billions of fish collide with the most voracious sea predator, mankind. Reveals the economic and cultural impact of the ocean while celebrating the communal efforts to protect our invaluable marine resources.

Littlefoot has a vivid dream in which he imagines travelling to a place where there are many of his kind, and when he tells the story to his grandparents, they take it as a sign to set out and find this mysterious place. After days of travel they do indeed discover a new world where longneck dinosaurs are plentiful, including one they never expected to see -- Bron, Littlefoot's father, who went missing before he was born. While Littlefoot is thrilled...

Every spring, China's cities are plunged into chaos as an astonishing 130 million migrant workers journey to their home villages for the New Year's holiday. This mass exodus is the largest human migration on the planet, an epic spectacle that reveals a country tragically caught between its rural past and industrial future. Working over several years in classic verite, Chinese-Canadian filmmaker Lixin Fan travels with one couple who have embarked on...

Follows several species to learn why and how animals, birds, and insects travel up to thousands of miles before returning.