gianna bear.
davidoo750, Flickr If it were up to animal rights group, PETA, the world's most famous and beloved polar bear, Knut at the Berlin Zoo, would be castrated. "Knut is sharing his quarters with another polar bear named Giovanna, who is his cousin," states PETA on its Web site, adding that Knut and Giovanna (whose nickname is Gianna) share the same grandfather. To avoid any possibility that the pair will mate and produce inbred offspring, PETA's Germany chapter is demanding that Knut be castrated. "If Knut and Giovanna were to have any offspring, it could threaten the genetic diversity of Germany's polar bear population, and the new bears could be susceptible to a condition known as 'incest ...