Prince William The Duke of Cambridge, Patron of Tusk Trust, and Catherine
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Royal couple attend African Cats film premiere

25 April 2012 Last updated at 21:46 BST

The Duke and Duchess of Cambridge have attended the premiere of a film that celebrates African wildlife.

African Cats is a documentary that follows the lives of a pride of lionss and a family of cheetahs.

Some of the box office receipts of the film will raise funds for the Tusk Trust, a conservation charity of which Prince William has been the patron of since 2005.