Doly and Rara were caught after their movement was recorded when they went past a camera trap placed in the Ujungkulon National Park. Two weeks ago, a report on the two young rhinos was submitted to the World Wildlife Fund (WWF), an organization for nature conservation, on the occasion of its 40^th anniversary in Indonesia.

Previous to this discovery, the footprints of two young rhinos estimated to be aged between six months and two year