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Breath condenses around a Siberian tiger ...
AP - Lun 8 Feb - 23.54Breath condenses around a Siberian tiger with a missing canine tooth as it yawns at Henry Doorly Zoo in Omaha, Neb. on Monday, Feb. 8, 2010. Temperatures dipped to 8 degrees Fahrenheit, and the wind chill was -7. (AP Photo/Nati Harnik)
