A sun bear reacts to triple-digit temperatures at the Henry Doorly Zoo in Omaha, Neb., Friday, July 6, 2012. The temperature reached 103 degrees Fahrenheit (39.5 Celsius) Friday. (AP Photo/Nati ... more 
A sun bear reacts to triple-digit temperatures at the Henry Doorly Zoo in Omaha, Neb., Friday, July 6, 2012. The temperature reached 103 degrees Fahrenheit (39.5 Celsius) Friday. (AP Photo/Nati Harnik) less 
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Associated Press | Photo By Nati Harnik
Fri, Jul 6, 2012 5:56 PM EDT