The authors of the report did not respond to any comments request.
The latest findings use radiocarbon dates and genetic testing 23 copies of rhinoceros 3.8 tons to show the mysterious life Elasmotherium sibiricum was believed to have disappeared about 200,000 years ago.
"Brethren like Haran's rhinos have always had a more balanced balance of plants, and they have been much less aware of the changes in habitats," they wrote.
There was no reason for the disappearance of humans.
"Additionally, the size of the population and the slow fertility rate associated with the Elasmotherium (still probably in their specialized habitat) have been diminished, thus leading to the disappearance of external environmental change", authors wrote in the study.
Scientists say the loss of the Siberian Unicorn offers a case study that provides "an environmental change to show bad resistance to rhinos."