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Documentary series looking at the most dramatic wildlife spectacles on our planet, showing how life responds to natural events which can dramatically transform entire landscapes.
Seasons
Episode 1
The Great Melt
50m
The summer melt of Arctic ice provides opportunities for millions of animals.
Episode 2
The Great Salmon Run
50m
Every year, the survival of grizzly bears in North America depends on a spectacular natural event: the return of hundreds of millions of salmon from the Pacific Ocean to the mountain streams where they were born. This great return provides food not only for bears, but for killer whales, wolves, bald eagles and the very forest itself. Will the salmon return in time to keep the hungry bears alive?
Episode 3
The Great Migration
50m
The story of a lion family's struggle to survive until the return of the great migration.
Episode 4
The Great Tide
50m
A look at the sardine run, which happens each winter along the South African coast.
Episode 5
The Great Flood
50m
Millions of animals time their migration across the Kalahari Desert to coincide with the the annual flooding of Botswana's Okavango Delta.
Episode 6Latest episode
The Great Feast
50m
The summer plankton bloom in the north-east Pacific draws in animals in great numbers, from the billion-strong shoals of herring to migratory humpback whales.
