Knut's 1st Milestone Photos
The world famous polar bear Knut is seen during his first outing at Berlin's Zoologischer Garten zoo March 23, 2007, left, and on his first birthday Wednesday, Dec. 5, 2007. Knut caused a global sensation when he survived rejection by his mother and attracted more than two million visitors to the zoo.
(Photo: MICHAEL GOTTSCHALK/AFP/Getty Images)
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