Fauna. There are 35 different species of 31 different genuses, 13 different families and 5 different orders of mammals inhabit in Khuvsgul aimag. For example, furbearers like fox, wolf, moose, bear, steppe fox, musk deer, boar, deer, antelope, sable and marmot. Also, two different species of amphibians, 4 different species of reptiles, 400 different species of insects in this region. 10 different species of fish are found in various rivers and lakes of Khuvsgul aimag. For example gray taimen which is the biggest fish in Mongolia and sturgeon. Also world widely rare, unique white fish inhabit the Darkhad Depression and Shishged rivers. About 2,000 different species of birds are in Khuvsgul aimag, including vulture, lammergeyer, snowcock, hawk and endangered species of birds like stork, whooper swan, wild goose, duck, osprey, oceanic white tailed eagle, Asian godwit, great black headed gull that are included in the Mongolian and the World Red Books.
Flora. The 35.4% or 35500 sq.m areas are covered with forest. The 90% of the forest consists of larch with remaining 10% of pine, asp, cedar etc. Almost 80 species of plants that have medicinal properties like saussurea involucrata grow in Khuvsgul aimag. The aimag is rich with various species of edible plants such as blueberries, blackberries, red berries, huckleberries, and strawberries, different kinds of mushrooms, wild onions and nuts. Among these abis sibirica, juniper sabina, peony anomala, tragus and milk vetch are listed in the Mongolia Red Book and attract scientist's interests. Khuvsgul aimag has many million sq.m of forest reserve.