Places National ParksYellowstone

Wildlife in Yellowstone National Park

Here’s what naturalists are spotting in Yellowstone right now - pulled live from recent research-grade observations. Browse by group, explore the map, and identify what you find with Huck.

47,252
recent observations
30
species listed
14
mammals
10
birds
6
plants

Naturalists have logged 47,252 research-grade observations across the 30 most-recorded species in Yellowstone. The most frequently seen is the American Bison, with 10,327 recorded sightings.

Mammals account for the largest share of what gets recorded there (14 of the species listed here), followed by birds (10).

Rarer finds confirmed in Yellowstone include Grizzly Bear, Gray Wolf and Barrow's Goldeneye - uncommon enough that a sighting is worth logging.

Grizzly BearGray WolfBarrow's Goldeneye
🖨️ Printable wildlife checklist

Most-observed species in Yellowstone

American Bison
Bos bison
10,327 observations · iNaturalist
Wapiti
Cervus canadensis
5,848 observations
American Black Bear
Ursus americanus
2,549 observations
Common Raven
Corvus corax
2,417 observations
Pronghorn
Antilocapra americana
2,127 observations
lodgepole pine
Pinus contorta
2,013 observations
Brown Bear
Ursus arctos
1,884 observations
Coyote
Canis latrans
1,702 observations
Uinta Ground Squirrel
Urocitellus armatus
1,424 observations
Gray Wolf
Canis lupus
1,184 observations
Mule Deer
Odocoileus hemionus
1,122 observations
Yellow-bellied Marmot
Marmota flaviventris
1,112 observations
Bighorn Sheep
Ovis canadensis
1,058 observations
Mountain Bluebird
Sialia currucoides
1,056 observations
Killdeer
Charadrius vociferus
909 observations
sticky geranium
Geranium viscosissimum
840 observations · iNaturalist
Rocky Mountain Fringed Gentian
Gentianopsis thermalis
831 observations · iNaturalist
Common Golden-mantled Ground Squirrel
Callospermophilus lateralis
813 observations
Osprey
Pandion haliaetus
769 observations
American Red Squirrel
Tamiasciurus hudsonicus
744 observations
Trumpeter Swan
Cygnus buccinator
710 observations
Moose
Alces alces
699 observations
fireweed
Chamaenerion angustifolium
685 observations · iNaturalist
sulfur buckwheat
Eriogonum umbellatum
671 observations
Bald Eagle
Haliaeetus leucocephalus
662 observations
Lanceleaf Stonecrop
Sedum lanceolatum
660 observations · iNaturalist
Sandhill Crane
Antigone canadensis
650 observations
Canada Goose
Branta canadensis
644 observations
Black-billed Magpie
Pica hudsonia
580 observations
Barrow's Goldeneye
Bucephala islandica
562 observations

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