Shepherds from the north wear their traditional heavy woollen mantles as they stand ready to shear sheep with sycthe-like shears. (Photo by Three Lions/Getty Images). Circa 1952

A toddler held by her father swims underwater during a swimming class for babies at Lane Cove pool February 16, 2007 in Sydney, Australia. (Photo by Ian Waldie/Getty Images)

Japanese team trains before the 6th FINA Synchronised Swimming World Trophy at the Water Cube on December 8, 2011 in Beijing, China. (Photo by Feng Li/Getty Images)

Dancers of the English National Ballet perform The Nutcracker at the Coliseum on December 14, 2011 in London, England. (Photo by Ian Gavan/Getty Images)

Santa Claus poses with a Beluga Whale at SeaWorld San Diego on December 15, 2011 in San Diego, California. (Photo by Mike Aguilera/SeaWorld San Diego via Getty Images)

A copy of part of the Dead Sea Scrolls is displayed at the “Dead Sea Scrolls: Life and Faith in Biblical Times” exhibition at Discovery Times Square on December 16, 2011 in New York City. (Photo by Spencer Platt/Getty Images)

Father Christmas waiting for a bus in the London West End with his reindeer and a sack of presents. (Photo by Evening Standard/Getty Images). 12th August 1970

Yotaka Iwabuchi from Japan dressed as Santa's reindeer poses for a portrait at the opening of the 39th World Santa Claus Congress July 22, 2002 in Copenhagen, Denmark. (Photo by Sion Touhig/Getty Images)