Eurasian Otter (Lutra lutra) on snow. Bieszczady, Carpathian Mountains, Poland, February., CARNIVORES,CARPATHIANS,EASTERN EUROPE,EUROPE,GRZEGORZ LESNIEWSKI,MAMMALS,MUSTELIDAE,NP,OTTERS,POLAND,RESERVE,REWILDING,VERTEBRATES,WWE,National Park,Mustelids , Eastern-Carpathians, Wild Wonders of Europe / Lesniewski