A Siberian tiger cub is seen at the Hengdaohezi Breeding Center for Felidae on October 26, 2007 in Harbin of Heilongjiang Province, China. Established in 1986, the breeding center is one of the world's largest captive breeding base for Siberian tigers. Distributed throughout northeastern China, far eastern Russia and North Korea, over 400 Siberian tigers exist in the wild, approximately 20 in China. (Photo by China Photos/Getty Images)

The last of the summer roses are dusted with a coating of frost as the first freezing temperatures descend on Britain on November 7, 2011 in Knutsford, England. The roses are the last blooms to survive the Summer at Curbishleys specialist rose nursery in Cheshire. (Photo by Christopher Furlong/Getty Images)

Models prepare backstage before a fashion show by Israeli designer Yossef during the Tel Aviv Fashion Week on November 21, 2011 in Tel Aviv, Israel. (Photo by Uriel Sinai/Getty Images)

A Royal Air Force search and rescue helicopter prepares to leaves RAF Valley as the search continues for the crew of cargo vessel The Swanland which sank off north Wales on November 27, 2011 in Anglesey, Wales. (Photo by Christopher Furlong/Getty Images)

Opposition protesters take to the streets of Moscow. Mass meeting in Bolotnaya Square on December 10, 2011 in Moscow, Russia.

Photo by: Stas Sedov and Dmitry Chistoprudov; Source: AirPano

Stuart Haygarth hangs his spectacle chandelier at The Lighthouse, Scotland's national Architecture Design Centre on November 29, 2007 in Glasgow, Scotland. The 7ft chandelier is made of over 1000 pairs of glasses, and is one of a range of products the designer has made out of recycled products. (Photo by Jeff J Mitchell/Getty Images)

A Chinese girl peeps at Santa at a shopping center on Christmas Eve December 24, 2011 in Beijing, China. Though Christmas is not officially celebrated in China, the holiday is becoming increasingly popular as Chinese adopt more Western ideas and festivals. (Photo by Feng Li/Getty Images)

Shaun Gibson prepares some of the 5.5 tonnes of fireworks at Edinburgh Castle ahead of the city's Hogmanay celebration on December 29, 2011 in Edinburgh, Scotland. Over 2,800 individual fireworks from six specialised firing panels will be launched during the display over Edinburgh Castle and gardens. (Photo by Jeff J Mitchell/Getty Images)