 A wide range of land mammals can be found in the habitats around the lake, such as Eurasian brown bear, Eurasian wolf, red fox, sable, stoat, elk, Siberian red deer, reindeer, Siberian roe deer, Siberian musk deer, wild boar, red squirrel, Siberian chipmunk, marmot, lemming, and Alpine hare.Until the Early Middle Ages, the wisent (European bison) was present near the lake, which was the easternmost part of its range.There are 236 species of birds that inhabit Lake Baikal, 29 of which are waterfowl.