1 - Chapter 1: World on the Move

Be it buffalo, polar bears, humpback whales or albatross chicks, migration is a vital survival strategy for animals to feed, reproduce and find homes.

1 - One Planet

Witness the planets breathtaking diversity -- from seabirds carpet-bombing the ocean to wildebeests eluding the wild dogs of the Serengeti.

2 - Chapter 2: Following the Sun

As summer spreads across our solar-powered planet, honey bees toil, snow geese breed, tadpoles awaken and lions stalk wildebeest in search of lush grass.

2 - Frozen Worlds

On the unforgiving frontier of climate change, polar bears, walruses, seals and penguins find their icy Edens in peril.

3 - Chapter 3: The Next Generation

Left to fend for themselves until they find their footing, baby sea turtles, elephant seal pups, pumas and crabs bravely trek towards adolescence.

3 - Jungles

Jungles and rainforests are home to an incredible variety of species like preening birds, intelligent orangutans and remarkable ambitious ants.

4 - Chapter 4: Freedom to Roam

As snow geese, antelope, army ants and gray whales dodge predators and pollution, get a closer look at how the modern world impacts animal migration.

4 - Coastal Seas

From fearsome sharks to lowly urchins, 90 percent of marine creatures live in coastal waters. Protecting these habitats is a battle humanity must win.