 Wolf packs, turkey vulture, Canadian lynx, tundra swan, red fox, peregrine falcon, coyote, beaver, golden eagle, marten, six species of owls, snowshoe hare, osprey, trumpeter swan, muskrat, bald eagle, river otter, grizzly bears and black bears and members of three different caribou herds range over the refuge.Two of the six known humpback whitefish spawning areas in the Yukon River drainage are located within the refuge.Along with caribou and moose, these fish are important subsistence resources for area residents.