In this handout from the Ministry of Defence, Royal Air Force VC10 and Tristar air-to-air refuelling aircraft support the first UK air combat mission in support of UN Resolution 1973 in flight on March 19, 2011. Col Muammar Gaddafi has vowed a “long war” against the “crusader aggression” after over 100 missiles were fired by the US and UK, during multi-national action aimed at enforcing a UN-mandated no-fly zone. (Photo by SAC Neil Chapman/MoD via Getty Images)

Japan Self-Defense Force members pay their respect to unidentified earthquake victims in vehicles during a mess funeral on April 8, 2011 in Yamamoto, Miyagi Prefecture, Japan. The 9.0 magnitude strong earthquake struck offshore on March 11 at 2:46pm local time, triggering a tsunami wave of up to ten metres which engulfed large parts of north-eastern Japan, and also damaging the Fukushima nuclear plant and threatening a nuclear catastrophe. The death toll continues to rise with numbers of dead and missing exceeding 20,000 in a tragedy not seen since World War II in Japan. (Photo by Athit Perawongmetha/Getty Images)

A Haka is performed before the ceremonial departure of the 'vaka' or traditional canoes ahead of their cross-Pacific voyage from Viaduct Harbour on April 13, 2011 in Auckland, New Zealand. Powered by sun and wind only, the 15,000 nautical mile journey to Hawaii via French Polynesia will set off on April 15, aiming to raise awareness of environmental issues such as ocean noise pollution, acidification and anoxic waters, whilst recapturing traditional Pacific voyaging. The votyage is named “Te Mana o Te Moana” meaning “The Spirit of the Sea”. (Photo by Phil Walter/Getty Images)

Lil Bub is a female “perma-kitten” house cat born with several genetic mutations causing dwarfism, polydactylism and disformed lower jaw. Bub rose to fame online after her owner Mike Bridavsky began uploading videos of her to YouTube in November 2011.

Libyan rebel fighters protect a pro-Gaddafi loyalist fighter from angry onlookers as he is brought in for medical attention to the Tripoli Central Hospital on August 25, 2011 in Tripoli, Libya. Heavy fighting continues in the Libyan capital between Gaddafi's forces and the surging rebel presence. Rebels, who have issued a $1.7m reward for Gaddafi's capture “dead or alive”, are attempting to reach Colonel Gaddafi's hometown of Sirte but have met loyalist resistance. (Photo by Daniel Berehulak/Getty Images)

Zoo keeper Ross Poulter holds a White's Tree Frog in Edinburgh Zoo's new tropical forest zone on September 9, 2011 in Edinburgh, Scotland. The Brilliant Birds Exhibit which brings together beautiful and rare birds from all over the world is now more colourful and unusual, with the unveiling of the zoo's new tropical forest zone bringing together a collection of vertebrates, invertebrates and amphibians for the very first time. (Photo by Jeff J Mitchell/Getty Images)

A 10 week old stuffed Tiger cub and a Tortoise are displayed in a cabinet at an “Endangered Species” exhibition at London Zoo on September 12, 2011 in London, England. The exhibition is organised by “Operation Charm”, a Metropolitan Police partnership aimed at tackling the illegal trade in endangered wildlife and runs for one month at London Zoo. Items include the tooth of a sperm whale, Ivory carvings, and a stuffed Tiger. (Photo by Dan Kitwood/Getty Images)

“Huangguoshu Waterfall, also known as Yellow Fruit Tree Waterfall, is one of the largest waterfalls in China and East Asia located on the Baihe River in Anshun, Guizhou Province. It is 77.8 m (255 ft) high and 101 m (331 ft) wide. The main waterfall is 67 m (220 ft) high and 83.3 m (273 ft) wide”. – Wikipedia

Photo: The Miao ethnic minority women rest in front of Huangguoshu Cataract, Asia's largest waterfall, on September 13, 2011 in Anshun city of Guizhou Province, China. (Photo by Feng Li/Getty Images)