Knut Mania Continues

BERLIN - APRIL 12: Visitors wait in lines to enter the Berlin Zoo on April 12, 2007 in Berlin, Germany. Thousands of visitors come every day to see Knut, the baby polar bear born in the Zoo four months ago and who has become a worldwide media sensation. Knut currently weighs 14 kg and is gaining approximately 200 grams a day. His diet includes cat food, milk, fruit, liver and croissants. (Photo by Sean Gallup/Getty Images)