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Mule Deer
Odocoileus hemionus
13,915 observations
Elk
Cervus canadensis
4,411 observations
Coypu
Myocastor coypus
3,515 observations
Eastern Gray Squirrel
Sciurus carolinensis
3,443 observations
Douglas's Squirrel
Tamiasciurus douglasii
2,869 observations
Douglas's Ground Squirrel
Otospermophilus douglasii
2,775 observations
Coyote
Canis latrans
2,771 observations
Eastern Fox Squirrel
Sciurus niger
2,662 observations
Common Golden-mantled Ground Squirrel
Callospermophilus lateralis
2,524 observations
Common Raccoon
Procyon lotor
2,429 observations
American Beaver
Castor canadensis
2,378 observations
Harbor Seal
Phoca vitulina
2,159 observations
North American Porcupine
Erethizon dorsatum
2,060 observations
Townsend's Chipmunk
Neotamias townsendii
1,942 observations
Western Gray Squirrel
Sciurus griseus
1,780 observations
California Sea Lion
Zalophus californianus
1,412 observations
American Black Bear
Ursus americanus
1,317 observations
Belding's Ground Squirrel
Urocitellus beldingi
1,228 observations
Pronghorn
Antilocapra americana
1,133 observations
North American River Otter
Lontra canadensis
1,057 observations
Bobcat
Lynx rufus
1,011 observations
Yellow-bellied Marmot
Marmota flaviventris
903 observations
Striped Skunk
Mephitis mephitis
853 observations
Brush Rabbit
Sylvilagus bachmani
849 observations
Bushy-tailed Woodrat
Neotoma cinerea
787 observations
White-tailed Deer
Odocoileus virginianus
718 observations
Virginia Opossum
Didelphis virginiana
714 observations
Steller Sea Lion
Eumetopias jubatus
689 observations
Domestic Cat
Felis catus
676 observations
Mountain Cottontail
Sylvilagus nuttallii
615 observations
Muskrat
Ondatra zibethicus
575 observations
Western Deer Mouse
Peromyscus sonoriensis
493 observations
Grey Whale
Eschrichtius robustus
429 observations
Mountain Lion
Puma concolor
429 observations
American Mink
Neogale vison
429 observations
Gray Fox
Urocyon cinereoargenteus
418 observations
American Pika
Ochotona princeps
397 observations
Eastern Cottontail
Sylvilagus floridanus
390 observations
Black-tailed Jackrabbit
Lepus californicus
390 observations
Red Fox
Vulpes vulpes
340 observations
Bighorn Sheep
Ovis canadensis
320 observations
European Rabbit
Oryctolagus cuniculus
310 observations
Mountain Goat
Oreamnos americanus
258 observations
American Shrewmole
Neurotrichus gibbsii
246 observations
American Badger
Taxidea taxus
243 observations
Black Rat
Rattus rattus
237 observations
Snowshoe Hare
Lepus americanus
232 observations
Long-tailed Weasel
Neogale frenata
216 observations
Domestic Horse
Equus caballus
211 observations
Columbian Ground Squirrel
Urocitellus columbianus
181 observations
Frequently Asked Questions
- The 10 most common mammals in Oregon are:
- Mule Deer (Odocoileus hemionus)
- Elk (Cervus canadensis)
- Coypu (Myocastor coypus)
- Eastern Gray Squirrel (Sciurus carolinensis)
- Douglas's Squirrel (Tamiasciurus douglasii)
- Douglas's Ground Squirrel (Otospermophilus douglasii)
- Coyote (Canis latrans)
- Eastern Fox Squirrel (Sciurus niger)
- Common Golden-mantled Ground Squirrel (Callospermophilus lateralis)
- Common Raccoon (Procyon lotor)
- The most observed mammal in Oregon is Mule Deer (Odocoileus hemionus), with 13,915 recorded observations.
- Some of the most commonly observed native mammals in Oregon include:
- American Shrewmole (Neurotrichus gibbsii)