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Denver-Boulder Metro Area: Wildlife

This guide contains mammals, reptiles, amphibians, fish, and mollusks that can be found in the Denver-Boulder Metro Area, including Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas, and Jefferson Counties.

Abert's Squirrel 1
Sciurus aberti
Fox Squirrel 2
Sciurus niger
Southwestern Red Squirrel 3
Tamiasciurus fremonti
American Red Squirrel 4
Tamiasciurus hudsonicus
Least Chipmunk 5
Neotamias minimus
Colorado Chipmunk 6
Neotamias quadrivittatus
Uinta Chipmunk 7
Neotamias umbrinus
Rock Squirrel 8
Otospermophilus variegatus
Golden-mantled Ground Squirrel 6
Callospermophilus lateralis
Thirteen-lined Ground Squirrel 1
Ictidomys tridecemlineatus
Spotted Ground Squirrel 9
Xerospermophilus spilosoma
Wyoming Ground Squirrel 10
Urocitellus elegans
Yellow-bellied Marmot 11
Marmota flaviventris
Gunnison's Prairie Dog 12
Cynomys gunnisoni
Black-tailed Prairie Dog 13
Cynomys ludovicianus
American Beaver 14
Castor canadensis
Plains Pocket Gopher 15
Geomys bursarius
Northern Pocket Gopher 16
Thomomys talpoides
Hispid Pocket Mouse 17
Chaetodipus hispidus
Olive-backed Pocket Mouse 18
Perognathus fasciatus
Plains Pocket Mouse 19
Perognathus flavescens
Silky Pocket Mouse 17
Perognathus flavus
Ord's Kangaroo Rat 20
Dipodomys ordii
North American Porcupine 21
Erethizon dorsatum
Brown Rat 22
Rattus norvegicus
House Mouse 23
Mus musculus
Western Heather Vole 24
Phenacomys intermedius
Muskrat 25
Ondatra zibethicus
Long-tailed Vole 26
Microtus longicaudus
Montane Vole 27
Microtus montanus
Prairie Vole 28
Microtus ochrogaster
Meadow Vole 29
Microtus pennsylvanicus
Southern Red-backed Vole 30
Myodes gapperi
Brush Mouse 17
Peromyscus boylii
Deer Mouse 31
Peromyscus maniculatus
Western Harvest Mouse 6
Reithrodontomys megalotis
Plains Harvest Mouse 32
Reithrodontomys montanus
Northern Grasshopper Mouse 33
Onychomys leucogaster
White-throated Woodrat 6
Neotoma albigula
Bushy-tailed Wood Rat 34
Neotoma cinerea
Mexican Woodrat 17
Neotoma mexicana
Hispid Cotton Rat 35
Sigmodon hispidus
Meadow Jumping Mouse 36
Zapus hudsonius
Preble's Meadow Jumping Mouse 37
Zapus hudsonius preblei
Western Jumping Mouse 38
Zapus princeps

Edited by Colorado Parks and Wildlife, some rights reserved (CC BY-SA)

Photo Credits

  • 1. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
  • 2. (c) TexasEagle, some rights reserved (CC BY-NC)
  • 3. (c) Adrienne McLeod, some rights reserved (CC BY-NC), uploaded by Adrienne McLeod
  • 4. (c) DaPuglet, some rights reserved (CC BY-SA)
  • 5. (c) Kevin Metcalf, some rights reserved (CC BY-NC), uploaded by Kevin Metcalf
  • 6. (c) J. N. Stuart, some rights reserved (CC BY-NC-ND)
  • 7. (c) msr, some rights reserved (CC BY-NC), uploaded by msr
  • 8. (c) Anders Illum, some rights reserved (CC BY-NC-ND)
  • 9. (c) Terry Ross, some rights reserved (CC BY-SA)
  • 10. (c) Soheil Zendeh, some rights reserved (CC BY-NC-SA)
  • 11. (c) Ken-ichi Ueda, some rights reserved (CC BY-NC-SA)
  • 12. (c) Andrew Hollander, some rights reserved (CC BY-NC-SA)
  • 13. (c) Arthur Chapman, some rights reserved (CC BY-NC-SA)
  • 14. (c) Minette, some rights reserved (CC BY-NC)
  • 15. (c) Sam Kieschnick, some rights reserved (CC BY), uploaded by Sam Kieschnick
  • 16. (c) Alison Young, some rights reserved (CC BY-NC), uploaded by Alison Young
  • 17. (c) Juan Cruzado Cortés, some rights reserved (CC BY-SA), uploaded by Juan Cruzado Cortés
  • 18. US Fish & Wildlife Service, no known copyright restrictions (public domain)
  • 19. (c) Todd Fitzgerald, some rights reserved (CC BY-NC), uploaded by Todd Fitzgerald
  • 20. (c) randomtruth, some rights reserved (CC BY-NC-SA)
  • 21. (c) Danny Barron, some rights reserved (CC BY-NC-ND)
  • 22. (c) Mark Philpott, some rights reserved (CC BY-NC)
  • 23. (c) Davide, some rights reserved (CC BY-SA)
  • 24. (c) Jeremy Yoder, some rights reserved (CC BY-NC)
  • 25. (c) Vitaliy Khustochka, some rights reserved (CC BY-NC)
  • 26. (c) J. Maughn, some rights reserved (CC BY-NC), uploaded by J. Maughn
  • 27. (c) 1999 California Academy of Sciences, some rights reserved (CC BY-NC-SA)
  • 28. (c) Lee Elliott, some rights reserved (CC BY-NC-SA), uploaded by Lee Elliott
  • 29. (c) cyric, some rights reserved (CC BY-NC-SA), uploaded by cyric
  • 30. (c) Mike, some rights reserved (CC BY-NC), uploaded by Mike
  • 31. (c) Don Loarie, some rights reserved (CC BY), uploaded by Don Loarie
  • 32. (c) Elizabeth Esperanza Aragón Piña, some rights reserved (CC BY-NC), uploaded by Elizabeth Esperanza Aragón Piña
  • 33. (c) Gerson Herrera, some rights reserved (CC BY-NC), uploaded by Gerson Herrera
  • 34. (c) latraydean, some rights reserved (CC BY-NC)
  • 35. (c) Scott Buckel, some rights reserved (CC BY-NC), uploaded by Scott Buckel
  • 36. (c) Ezra Schwartzberg, some rights reserved (CC BY-NC-ND), uploaded by Ezra Schwartzberg
  • 37. U.S. Fish and Wildlife Service, no known copyright restrictions (public domain)
  • 38. (c) sea-kangaroo, some rights reserved (CC BY-NC-ND), uploaded by sea-kangaroo

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