Blue whale
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Blue whale's perfect timing to photo bomb TV presenter

20 August 2015 Last updated at 10:50 BST

A blue whale came out of the ocean, just as a BBC presenter was explaining how hard they are to find.

Mark Carwardine was outlining the difficulties of whale-spotting and expressing frustration that he had been unable to spot one.

At that very moment the whale popped out of the ocean behind him!

Pictures from Big Blue Live