At the Vol’ka river during study on otters, Naliboki Forest, 1984
At the Vol’ka river during study on otters, Naliboki Forest, 1984
At the Vol’ka river during study on otters, Naliboki Forest, 1984
At the Vol’ka river during study on otters, Naliboki Forest, 1984
At the Vol’ka river during study on otters, Naliboki Forest, 1984
Zoology by Vadim Sidorovich 