Documentary series looking at the most dramatic wildlife spectacles on our planet.
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Whales and sea lions alike journey to the seas off Alaska to feed on the plankton bloom.
The great flood in the Okavango turns 4,000 square miles of arid plains into a wetland.
The summer melt of Arctic ice provides opportunities for millions of animals.
The story of a lion family's struggle to survive until the return of the great migration.
A look at the annual return of millions of salmon to the streams where they were born.
Looking at the sardine run, which happens each winter along the South African coast.
External resources and information
www.bbc.co.uk