In this Thursday, June 28, 2012 photo provided by the Chicago Zoological Society, Honey, a 2-year-old American Guinea hog at the Brookfield Zoo in Brookfield, Ill., cools off in a pool of water as ... more 
In this Thursday, June 28, 2012 photo provided by the Chicago Zoological Society, Honey, a 2-year-old American Guinea hog at the Brookfield Zoo in Brookfield, Ill., cools off in a pool of water as temperatures hovered near the 100 mark. (AP Photo/Chicago Zoological Society, Jim Schulz) less 
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Fri, Jun 29, 2012 3:00 PM EDT