A zookeeper sprays water onto Twiggy, a 42 year-old asian elephant to help it cool down in its enclosure...
A zookeeper sprays water onto Twiggy, a 42 year-old asian elephant to help it cool down in its enclosure in Belgrade's zoo, Serbia July 20, 2015. Temperatures in Serbia have risen up to 40 degrees Celsius (104 degrees Fahrenheit), according to official meteorological data. REUTERS/Marko Djurica