Black face Sri Lankan monkeys drink water from a lake at Yala National Park in Yala, about 300 km (190 miles), from central Colombo, July 22, 2012. REUTERS/Dinuka Liyanawatte
Black face Sri Lankan monkeys drink water from a lake at Yala National Park in Yala, about 300 km (190 miles), from central Colombo, July 22, 2012. REUTERS/Dinuka Liyanawatte