BBC News
By Tom Parker in Colombo
It's late afternoon in Yala national park, and Priviraj Fernando, a scientist from Sri Lanka's Centre for Conservation and Research, is carefully attaching movement sensitive cameras to posts on the park boundary.
Sue, the albino elephant - a genetic mutation?
"We're hoping to catch the albino elephant on film, many herds come through here at night," Dr Fernando tells me pointing out the piles of dung and the stripped branches of the acacia plants which they eat.
The 11-year old female - nicknamed Sue - was recently spotted for the first time in 6 years. It is thought to be the only wild albino elephant in Asia.
"Generally when you see an albino animal you expect it to be white, that is if it has fur.
http://news.bbc.co.uk/1/hi/world/south_asia/3991861.stm