A Labrador retriever jumps for a snowball while playing with its owner

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A Labrador retriever jumps for a snowball while playing with its owner, with a car towing a snowboarder seen in the background, on the frozen surface of the Yenisei River, with the air temperature at about minus 20 degrees Celsius (minus 4 degrees Fahrenheit), outside Krasnoyarsk, Siberia, Russia, February 13, 2016. REUTERS