A mountain hare hunkers down in a snowstorm in the Cairngorms, Scotland (© Lyle McCalmont/Getty Images)(Bing New Zealand)

Whirlpool in Myllykoski scenic area, Oulanka National Park, Kuusamo, Finland (© Lassi Rautiainen/Minden Pictures)(Bing New Zealand)

Dolwyddelan Castle, Snowdonia National Park, Conwy, Wales (© Sebastian Wasek/Sime/eStock Photo)(Bing New Zealand)

Sperm whale mother and albino baby swimming off the coast of Portugal (© Flip Nicklin/Minden Pictures)(Bing New Zealand)

Burrowing parrots in Las Lajas, Argentina (© Cagan Hakki Sekercioglu/Getty Images)(Bing New Zealand)

Trakai Island Castle Museum in Trakai, Lithuania (© Andrius Aleksandravicius/Alamy)(Bing New Zealand)

Jupiter and its moons Io, Europa, Ganymede, and Callisto (© Branko Šimunek/Alamy)(Bing New Zealand)

Tianmen Mountain near Zhangjiajie, China (© Bogdan Dyiakonovych/Shutterstock)(Bing New Zealand)

Muir Woods National Monument near San Francisco, California (© Mia2you/Shutterstock)(Bing New Zealand)

City lights from the snowy peak of Grouse Mountain at twilight, Vancouver, BC, Canada (© Pierre Leclerc Photography/Getty Images)(Bing New Zealand)

A red apple clings to a broken branch heavy with snow, Coburg, Bavaria, Germany (© griangraf/iStock/Getty Images)(Bing New Zealand)

Eibsee, a lake at the base of Zugspitze, Bavaria, Germany (© Marc Hohenleitner/Huber/eStock Photo)(Bing New Zealand)

Windmills in the province of Toledo, Spain (© Jon Arnold/Danita Delimont)(Bing New Zealand)

Male muskoxen near Prudhoe Bay in Alaska (© Oliver Smart/Alamy)(Bing New Zealand)

Beach in the evening light at Whisky Bay, Wilsons Promontory National Park, Victoria, Australia (© Michael Breitung/Huber/eStock Photo)(Bing New Zealand)

Sunset in Val Gardena in the Dolomites of South Tyrol, Italy (© Marco Capellari/Getty Images)(Bing New Zealand)

A Brandt's cormorant hunts for a meal in a school of Pacific mackerel beneath an oil rig off the coast of Los Angeles, California (© Alex Mustard/Minden Pictures)(Bing New Zealand)

Gypsum sand dunes, White Sands National Park, New Mexico (© Grant Kaye/Cavan Images)(Bing New Zealand)

Backcountry adventurer Alex Peterson speed riding on the south side of Mount Hood, Oregon (© Richard Hallman/DEEPOL by plainpicture)(Bing New Zealand)

Polar bear cubs playing in Kaktovik, Alaska (© Martin Smart/Alamy)(Bing New Zealand)

Eurasian red squirrel in the Cairngorms, Highlands of Scotland (© Images from BarbAnna/Getty Images)(Bing New Zealand)

Northern lights near Whitehorse in Yukon, Canada (© Design Pics/Danita Delimont)(Bing New Zealand)

Zebras and wildebeests in the Serengeti National Park, Tanzania (© Raffi Maghdessian/Cavan Images)(Bing New Zealand)

Sunlit ridges against volcanic scree on Eyjafjallajökull, a volcano in Iceland (© Erlend Haarberg/Minden Pictures)(Bing New Zealand)

Red lanterns hanging on branches (© bingdian/iStock/Getty Images Plus)(Bing New Zealand)

Tree frog in Cadiz, Spain (© Andres M. Dominguez/Minden Pictures)(Bing New Zealand)

View of New York City from the International Space Station (© NASA Photo/Alamy)(Bing New Zealand)

Aerial view of the glaciers and mountains of Kluane National Park and Reserve, near Haines Junction, Yukon, Canada (© Robert Postma/plainpicture)(Bing New Zealand)

Semuc Champey, a nature park in Guatemala (© Joel Sharpe/Getty Images)(Bing New Zealand)

Aerial view of car crossing over the frozen surface of Lake Baikal, Russia (© Amazing Aerial Agency/Offset)(Bing New Zealand)

A reddish egret hunts in Fort De Soto Park, Florida (© Brian Lasenby/Getty Images)(Bing New Zealand)