In these spruce forests of the north slopes live Brown Bear, Siberian Roe Deer and Lynx. In the high mountain steppes Steppe Sheep, the rare Marco-Polo-Sheep (Ovis ammon polii), Tien-Shan Squirrel (Marmota minor) and Pika (Ochotona pusilla) are native. Snow Leopard (Uncia uncia), Markhor (Capra falconeri) and Ibex (Capra ibex) prefer higher frosty regions. Birdlife is very rich, Bearded Vulture, Steppe Eagle, Mountain Goose, Saker Falcon (Falco cherrug), Greater Scoup Duck, Himalayan Snowcock (Tetraogallus himalayensis) and Black Ferruginous Duck are found.
Among the migrant birds are Black-necked Grebe (Podiceps nigricollis), Slavonian Grebe (Podiceps auritus), Great White Egret (Egretta alba) and Grey Heron (Ardea cinerea). Lake Issyk-Kul is a resting place for rare ducks: Northern Pintail (Anas acuta), Gardaney Duck (Anas querquedula), Golden Eye Duck (Bucephala clangula) as well as Red-breasted Merganser (Mergus serrator) and Goosander (Mergus merganser).