India, Feb. 22 -- The Russian invasion of Ukraine has decimated the population of male wisent in theZalissia National Nature Park;translocating two male bison is the only hope to revive it

The Zalissia National Nature Park (14,800 hectares) is home to a significant population of the European Bison, also known as 'wisent'. The bison herd in this National Park is threatened with extinction as it is located just north of Ukraine's capital city, Kyiv, which was right in the way of the route used by Russian forces two years ago.

Intense fighting in the area directly affected the general status of the European bison. The bison numbers started reducing slowly and eventually the male bison population in the area hit zero.

Now, a female-only herd...