Mammals of the Niwot Ridge Biosphere Reserve

Marmotfrom Armstrong, David M., James C. Halfpenny, and Charles H. Southwick. 2001. Vertebrates, in Bowman, W.D. and Seastedt, T.R. Structure and Function of an Alpine Ecosystem, Niwot Ridge, Colorado. pp 128- 156. Oxford University Press, New York.

Insectivora: Soricidae

  • Masked Shrew--Sorex cinereus
  • Dwarf Shrew--Sorex nanus
  • Montane Shrew--Sorex monticolus
  • Lagomorpha: Ochotonidae
  • American Pika--Ochotona princeps

Lagomorpha: Leporidae

  • Snowshoe Hare--Lepus americanus
  • White-tailed Jackrabbit--Lepus townsendii

Rodentia: Sciuridae

  • Least Chipmunk--Tamias minimus
  • Yellow-bellied Marmot--Marmota flaviventris
  • Golden-mantled Ground Squirrel--Spermophilus lateralis

Rodentia: Geomyidae

  • Northern Pocket Gopher--Thomomys talpoides

Rodentia: Muridae

  • Deer Mouse--Peromyscus maniculatus
  • Bushy-tailed Woodrat--Neotoma cinerea
  • Southern Red-backed Vole--Clethrionomys gapperi
  • Heather Vole--Phenacomys intermedius
  • Montane Vole--Microtus montanus
  • Long-tailed Vole--Microtus longicaudus

Rodentia: Zapodidae

  • Western Jumping Mouse--Zapus princeps

Rodentia: Erethizontidae

  • Porcupine--Erethizon dorsatum

Carnivora: Canidae

  • Coyote--Canis latrans
  • Gray Wolf--Canis lupus
  • Red Fox--Vulpes vulpes

Carnivora: Ursidae

  • Black Bear--Ursus americanus
  • Grizzly Bear--Ursus arctos

Carnivora: Mustelidae

  • American Marten--Martes americana
  • Short-tailed Weasel--Mustela erminea
  • Long-tailed Weasel--Mustela frenata
  • American Badger--Taxidea taxus

Carnivora: Felidae

  • Mountain Lion--Felis concolor
  • Bobcat--Felis rufus

Artiodactyla: Cervidae

  • Wapiti, or American Elk--Cervus elaphus
  • Mule Deer--Odocoileus hemionus

Artiodactyla: Bovidae

  • Bison--Bison bison
  • Bighorn Sheep--Ovis canadensis

† = extirpated within historic time