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Mule Deer
Odocoileus hemionus
16,691 observations
Wapiti
Cervus canadensis
5,218 observations
Eastern Gray Squirrel
Sciurus carolinensis
3,879 observations
Coypu
Myocastor coypus
3,868 observations
Douglas's Squirrel
Tamiasciurus douglasii
3,520 observations
Douglas's Ground Squirrel
Otospermophilus douglasii
3,330 observations
Coyote
Canis latrans
3,245 observations
Common Golden-mantled Ground Squirrel
Callospermophilus lateralis
3,108 observations
Common Raccoon
Procyon lotor
3,019 observations
Eastern Fox Squirrel
Sciurus niger
2,885 observations
North American Porcupine
Erethizon dorsatum
2,584 observations
American Beaver
Castor canadensis
2,580 observations
Townsend's Chipmunk
Neotamias townsendii
2,485 observations
Harbor Seal
Phoca vitulina
2,427 observations
Western Gray Squirrel
Sciurus griseus
2,109 observations
American Black Bear
Ursus americanus
1,935 observations
California Sea Lion
Zalophus californianus
1,544 observations
Bobcat
Lynx rufus
1,340 observations
Belding's Ground Squirrel
Urocitellus beldingi
1,296 observations
Pronghorn
Antilocapra americana
1,251 observations
North American River Otter
Lontra canadensis
1,215 observations
Bushy-tailed Woodrat
Neotoma cinerea
1,116 observations
Striped Skunk
Mephitis mephitis
1,108 observations
Yellow-bellied Marmot
Marmota flaviventris
1,056 observations
American Pika
Ochotona princeps
1,013 observations
Brush Rabbit
Sylvilagus bachmani
914 observations
Virginia Opossum
Didelphis virginiana
843 observations
Steller Sea Lion
Eumetopias jubatus
773 observations
White-tailed Deer
Odocoileus virginianus
772 observations
Mountain Cottontail
Sylvilagus nuttallii
738 observations
Domestic Cat
Felis catus
736 observations
Western Deer Mouse
Peromyscus sonoriensis
628 observations
Muskrat
Ondatra zibethicus
627 observations
Gray Fox
Urocyon cinereoargenteus
512 observations
Mountain Lion
Puma concolor
509 observations
Grey Whale
Eschrichtius robustus
491 observations
American Mink
Neogale vison
481 observations
Black-tailed Jackrabbit
Lepus californicus
459 observations
Eastern Cottontail
Sylvilagus floridanus
434 observations
Red Fox
Vulpes vulpes
425 observations
European Rabbit
Oryctolagus cuniculus
404 observations
Bighorn Sheep
Ovis canadensis
371 observations
Mountain Goat
Oreamnos americanus
297 observations
Snowshoe Hare
Lepus americanus
293 observations
American Badger
Taxidea taxus
292 observations
Black Rat
Rattus rattus
272 observations
Long-tailed Weasel
Neogale frenata
272 observations
American Shrewmole
Neurotrichus gibbsii
270 observations
Domestic Horse
Equus caballus
251 observations
American Red Squirrel
Tamiasciurus hudsonicus
219 observations
Frequently Asked Questions
- The 10 most common mammals in Oregon are:
- Mule Deer (Odocoileus hemionus)
- Wapiti (Cervus canadensis)
- Eastern Gray Squirrel (Sciurus carolinensis)
- Coypu (Myocastor coypus)
- Douglas's Squirrel (Tamiasciurus douglasii)
- Douglas's Ground Squirrel (Otospermophilus douglasii)
- Coyote (Canis latrans)
- Common Golden-mantled Ground Squirrel (Callospermophilus lateralis)
- Common Raccoon (Procyon lotor)
- Eastern Fox Squirrel (Sciurus niger)
- The most observed mammal in Oregon is Mule Deer (Odocoileus hemionus), with 16,691 recorded observations.
- Some of the most commonly observed native mammals in Oregon include:
- American Shrewmole (Neurotrichus gibbsii)