Mammals

Silhouette of mule deer with golden sunset
  • Bison

    bison cow laying with calf

    Bison were reintroduced to the Refuge in 2007. They act as the natural lawn mowers of the prairie. Bison are the heaviest land animal in North America, with bulls (males) weighing up to 2,000 pounds and cows (females) weighing up to 1,200 pounds.

  • Black-footed Ferret

    Black-footed ferret 150x118

    Black-footed ferrets were first reintroduced to the Refuge on October 5, 2015, into prairie dog burrows across more than 1,300 acres in the northeast portion of the Refuge.

  • Black-tailed Prairie Dog

    Prairie Dogs on Burrow

    The black-tailed prairie dog is a keystone species at the Refuge meaning many animals are either dependent on it for food or the habitat they provide.

  • Coyote

    Coyote after snowfall

    The long howls of coyotes heard at dusk and nighttime are so individuals can be located by the pack.

  • Eastern Cottontail

    cottontailed rabbit in snow

    Cottontail rabbits will jump from side to side to break their scent trail when being chased by a predator.

  • Mule Deer

    Mule deer walking forward in prairie grasses

    Mule deer have a black tip at the end of their tail and their antlers fork at multiple points.

  • Raccoon

    Raccoon  on log

    The raccoon’s best sense is its sense of touch.

  • White-tailed Deer

    White-Tailed Deer with raised white tail

    When white-tailed deer raise their tails you can see their signature white tail "flagging".