Quiller
Erethizon dorsatus
Silhouette: PhyloPic · PhyloPic
- KingdomAnimalia (Animals)
- PhylumChordata (Chordates)
- ClassMammalia (Mammals)
- OrderRodentia (Rodents)
- FamilyErethizontidae (New World Porcupines)
- GenusErethizon
- SpeciesErethizon dorsatus (Quiller)
12 Verified sightings at Yellowstone National Park From 2019 to 2026
345 Verified sightings across all 9 parks From 2019 to 2026
November Best month highest sighting rate
☀️🌙 Day & Night When it's spotted Active throughout day and night
About the Quiller
Recent sightings of Quiller in Yellowstone National Park
LIVEiNaturalistClosest Relatives at Yellowstone National Park
LC Endemic
Uinta Ground Squirrel
Urocitellus armatus
LC
Yellow-bellied Marmot
Marmota flaviventris
LC
Golden-mantled Ground Squirrel
Callospermophilus lateralis
LC
American Red Squirrel
Tamiasciurus hudsonicus
Least Chipmunk
Tamias minimus
Yellow-pine Chipmunk
Tamias amoenus
LC
Muskrat
Ondatra zibethicus
LC
American Beaver
Castor canadensis
Uinta Chipmunk
Tamias umbrinus
LC
Northern Pocket Gopher
Thomomys talpoides
LC
Bushy-tailed Wood Rat
Neotoma cinerea
LC
Deer Mouse
Peromyscus maniculatus
Global Distribution
Warmer areas are where this animal is recorded most often.
Parks Where Found
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Acadia National Park | 🇺🇸 United States | |
| 2 | Katmai National Park | 🇺🇸 United States | |
| 3 | Denali National Park | 🇺🇸 United States | |
| 4 | Wrangell-St. Elias National Park | 🇺🇸 United States | |
| 5 | Kenai Fjords National Park | 🇺🇸 United States | |
| 6 | Isle Royale National Park | 🇺🇸 United States | |
| 7 | Cape Breton Highlands National Park | 🇨🇦 Canada | |
| 8 | Shenandoah National Park | 🇺🇸 United States | |
| 9 | Yosemite National Park | 🇺🇸 United States |
Quick answers
What are the chances of seeing a Quiller in Yellowstone National Park?
About 10% of wildlife watchers report a Quiller sighting in Yellowstone National Park, based on 12 verified sightings from GBIF citizen-science data.
When is the best time to see Quiller in Yellowstone National Park?
November has the highest sighting rate for Quiller in Yellowstone National Park in our monthly data.