Choco the llama is adorned with ice while peering from a pasture Friday, Jan. 25, 2013, in Knoxville, Tenn. The llama belongs to veterinarian Trish Harrop who says Choco's thick coat insulates him from the cold. Tennessee has declared a state of emergency as a precautionary measure to get emergency operations under way as the eastern portion of the state continues to see significant icing. (AP Photo/The Knoxville News Sentinel, J. Miles Cary)

Associated Press
Choco the llama is adorned with ice while peering from a pasture  Friday, Jan. 25, 2013, in Knoxville, Tenn. The llama belongs to veterinarian Trish Harrop who says Choco's thick coat insulates him from the cold. Tennessee has declared a state of emergency as a precautionary measure to get emergency operations under way as the eastern portion of the state continues to see significant icing. (AP Photo/The Knoxville News Sentinel, J. Miles Cary)
Choco the llama is adorned with ice while peering from a pasture Friday, Jan. 25, 2013, in Knoxville, Tenn. The llama belongs to veterinarian Trish Harrop who says Choco's thick coat insulates him from the cold. Tennessee has declared a state of emergency as a precautionary measure to get emergency operations under way as the eastern portion of the state continues to see significant icing. (AP Photo/The Knoxville News Sentinel, J. Miles Cary)
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