Giant panda cub (Ailuropoda melanoleuca), Wolong National Nature Reserve in Sichuan Province, China (© Keren Su/Corbis)(Bing New Zealand)

Rhaetian railway passing through Langwieser Viaduct bridge, Switzerland (© Werner Dieterich/Corbis)(Bing New Zealand)

Wind Cave National Park, Black Hills, South Dakota (© Blaine Harrington III/Corbis)(Bing New Zealand)

Immature sunflower (© Marion Faria/500px)(Bing New Zealand)

Yellow-throated marten (© D. Sheldon/Corbis)(Bing New Zealand)

Saint-Malo, Brittany, France (© Alain Le Bot/Getty Images)(Bing New Zealand)

Cabarete, Dominican Republic (© Getty Images)(Bing New Zealand)

Auvergne Volcano Park, France (© Hemis/Alamy)(Bing New Zealand)

American bison wintering at Fountain Flats, Yellowstone National Park, Wyoming (© Jeff Vanuga/Corbis)(Bing New Zealand)

Pool at sunrise in Coogee, outside Sydney, New South Wales, Australia (© Max Valente/Getty Images)(Bing New Zealand)

Short-eared owl, Samish Island, Washington (© Bryan Matthew)(Bing New Zealand)

Beni Isguen, Ghardaia, Algeria (© George Steinmetz/Corbis)(Bing New Zealand)

Hammam bath house beneath the Hassan II Mosque, Casablanca, Morocco (© roevin/Flickr/Getty Images)(Bing New Zealand)

Squeaking silk moth, Qinling Mountains, Shaanxi, China (© Thomas Marent/Minden Pictures)(Bing New Zealand)

Icy creek in Bavarian Forest National Park, Germany (© Bernadette Schoeller/Getty Images)(Bing New Zealand)

Marmora Mines near Marmora, Ontario, Canada (© Pat Trudeau/500px)(Bing New Zealand)

White terns on Sand Island, Midway Atoll, Papahānaumokuākea Marine National Monument (© Tony Ernst)(Bing New Zealand)

Saint Louis River, Minnesota (© Richard Hamilton Smith/Gallery Stock)(Bing New Zealand)

Chamois (Rupicapra pyrenaica), National Park of Pyrenees, France (© Preau Louis-Marie/Hemis/Corbis)(Bing New Zealand)

Magnification of a coiled proboscis of a moth (© Steve Gschmeissner/Corbis)(Bing New Zealand)

Northern Lights over Yellowknife, Northwest Territories, Canada (© Getty Images)(Bing New Zealand)

Kastellorizo Island, Greece (© Hercules Milas/Alamy)(Bing New Zealand)

Painted Hills in John Day Fossil Beds National Monument, Oregon (© Anand Hegde)(Bing New Zealand)

Ice on Lake Grimsel, Switzerland (© Gozooma/Gallery Stock)(Bing New Zealand)

A red kangaroo in the Sturt Stony Desert, Australia (© Jami Tarris/Corbis)(Bing New Zealand)

Sun rising over Skiddaw Mountain and Derwentwater in Cumbria, England (© Graeme Campbell Photography/Getty Images)(Bing New Zealand)

Cavern Cascade at The Watkins Glen State Park Gorge, New York (© A.D. Wheeler/500px)(Bing New Zealand)

Longsheng rice terraces, Guangxi, China (© Redlink/Corbis)(Bing New Zealand)

Lynx in Bavarian forest, Germany (© Framepool)(Bing New Zealand)

Fireworks in Victoria Harbour during the Chinese new year, Hong Kong, China (© Fumio Okada/age fotostock)(Bing New Zealand)