Missoula, a seven-week-old puma cub, steps out of a basket at the Tierpark Zoo in Berlin May 30, 2012. The female cub, weighing 570 grams after its birth, is the first successful puma offspring in the zoo for nearly 22 years, the zoo’s website said. REUTERS/Thomas Peter (GERMANY – Tags: ANIMALS SOCIETY)

Missoula, a seven-week-old puma cub, walks in an enclosure during a display at the Tierpark Zoo in Berlin May 30, 2012. The female cub, weighing 570 grams after its birth, is the first successful puma offspring in the zoo for nearly 22 years, the zoo’s website said. REUTERS/Thomas Peter (GERMANY – Tags: ANIMALS SOCIETY)