Seasons & Episodes
The Great Melt
The summer melt of Arctic ice provides opportunities for millions of animals.
The Great Salmon Run
Every year, the survival of grizzly bears in North America depends on a spectacular natural event: the return of hundred
The Great Migration
The story of a lion family's struggle to survive until the return of the great migration.
The Great Tide
A look at the sardine run, which happens each winter along the South African coast.
The Great Flood
Millions of animals time their migration across the Kalahari Desert to coincide with the the annual flooding of Botswana
The Great Feast
The summer plankton bloom in the north-east Pacific draws in animals in great numbers, from the billion-strong shoals of
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