Wildlife in Colorado

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

227,803

recent observations

30

species listed

13

plants

7

birds

6

mammals

Naturalists have logged 227,803 research-grade observations across the 30 most-recorded species in Colorado. The most frequently seen is the Mule Deer, with 16,511 recorded sightings.

Plants account for the largest share of what gets recorded there (13 of the species listed here), followed by birds (7).

🖨️ Printable wildlife checklist

Most-observed species in Colorado

Odocoileus hemionus

16,511 observations

Aquilegia coerulea

10,220 observations

Black-billed Magpie

9,680 observations

Red-tailed Hawk

Buteo jamaicensis

9,574 observations

Verbascum thapsus

9,511 observations

Anas platyrhynchos

9,223 observations

Asclepias speciosa

8,679 observations

Cervus canadensis

8,500 observations

Branta canadensis

7,956 observations

Turdus migratorius

7,830 observations

Chamaenerion angustifolium

7,729 observations · iNaturalist

Common Golden-mantled Ground Squirrel

Callospermophilus lateralis

7,117 observations

Populus tremuloides

7,059 observations

creeping mahonia

Berberis repens

7,026 observations · iNaturalist

Western Honey Bee

6,937 observations

Rocky Mountains Ponderosa Pine

Pinus scopulorum

6,818 observations · iNaturalist

Rubber Rabbitbrush

Ericameria nauseosa

6,744 observations · iNaturalist

Red-winged Blackbird

Agelaius phoeniceus

6,576 observations

Black-tailed Prairie Dog

Cynomys ludovicianus

6,488 observations

Eastern Fox Squirrel

6,405 observations

Convolvulus arvensis

6,340 observations

Lanceleaf Stonecrop

Sedum lanceolatum

6,319 observations · iNaturalist

Western Terrestrial Garter Snake

Thamnophis elegans

6,312 observations

Yellow-bellied Marmot

Marmota flaviventris

6,214 observations

Northern Flicker

Colaptes auratus

6,207 observations

Plains Pricklypear

Opuntia polyacantha

6,132 observations

sulfur buckwheat

Eriogonum umbellatum

6,045 observations

Woodhouse's Toad

Anaxyrus woodhousii

5,908 observations

Great Plains yucca

5,897 observations

Pituophis catenifer

5,846 observations

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