A zookeeper sprays water to cool down Choco the elephant on a hot day in Brasilia Zoo

 
A zookeeper sprays water to cool down Choco the elephant on a hot day in Brasilia Zoo
A zookeeper sprays water to cool down Choco the elephant on a hot day in Brasilia Zoo September 2, 2011. The zoo has taken steps to improve the quality of life for animals suffering from the recent hot weather. REUTERS/Ueslei Marcelino (BRAZIL - Tags: ANIMALS ENVIRONMENT)