A total of 1,600 styrofoam panda bear sculptures stand on display in front of Hauptbahnhof main railway station by the World Wildlife Fund on August 5, 2013 in Berlin, Germany. The WWF is celebrating its 50th anniversary and is drawing attention to the endangered animals in the wild. Photo: CNS

A total of 1,600 styrofoam panda bear sculptures stand on display in front of Hauptbahnhof main railway station by the World Wildlife Fund on August 5, 2013 in Berlin, Germany. The WWF is celebrating its 50th anniversary and is drawing attention to the endangered animals in the wild. Photo: CNS

A total of 1,600 styrofoam panda bear sculptures stand on display in front of Hauptbahnhof main railway station by the World Wildlife Fund on August 5, 2013 in Berlin, Germany. The WWF is celebrating its 50th anniversary and is drawing attention to the endangered animals in the wild. Photo: CNS

A total of 1,600 styrofoam panda bear sculptures stand on display in front of Hauptbahnhof main railway station by the World Wildlife Fund on August 5, 2013 in Berlin, Germany. The WWF is celebrating its 50th anniversary and is drawing attention to the endangered animals in the wild. Photo: CNS

A total of 1,600 styrofoam panda bear sculptures stand on display in front of Hauptbahnhof main railway station by the World Wildlife Fund on August 5, 2013 in Berlin, Germany. The WWF is celebrating its 50th anniversary and is drawing attention to the endangered animals in the wild. Photo: CNS