A Siberian Husky dog of the Royev Ruchey Park team is seen as it rests during a practice session for the Karadag Sled Dog Rally on the frozen Mana River, with the air temperature at about minus 21 degrees Celsius (minus 5.8 degrees Fahrenheit), in the Siberian Taiga area outside Krasnoyarsk, Russia February 6, 2018. REUTERS/Ilya Naymushin