denali is home to a variety of north american birds and mammals, including an estimated 300-350 grizzly bears on the north side of the alaska range (70 bears per 1000 square miles) and an estimated 2,700 black bears (334 per 1,000 square miles). , park biologists were monitoring about 51 wolves in 13 packs (7.4 wolves per 1,000 square miles), while surveys estimated 2,230 caribou in 2013, and 1,477 moose in 2011. dall sheep are often seen on mountainsides. smaller animals such as coyotes, hoary marmots, shrews, arctic ground squirrels, beavers, pikas, and snowshoe hares are seen in abundance. red foxes, martens, lynxes, wolverines also inhabit the park, but are more rarely seen due to their elusive natures.