Download a professional PDF field guide featuring all the species found in Crook County. Perfect for outdoor adventures, education, and nature exploration.
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Showing 20 most frequently observed species out of 77 total documented species.

Half-Black Bumblebee

Two Form Bumble Bee

Indiscriminate Cuckoo Bumble Bee
Antelope

White Shouldered Bumble Bee
Black-Tailed Prairie Dog

Western Bumble Bee

Bur Oak

Branched Eriogonum

Yellow Bumblebee

Yellow-Bellied Marmot
White-Tailed Deer
Mule Deer

Linear-Leaved Phacelia
Mullein
Sweetclover

Red-Belted Bumble Bee
Brown-Belted Bumblebee

Western Wood Pewee

Bitterroot
Get all 77 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
Compared to 8 nearby locations in Crook County County, Wyoming
These comparisons are based on documented wildlife observations from citizen science data. Locations with higher species counts may have more observation activity, different habitat types, or larger coverage areas. Regional rankings help identify biodiversity hotspots and unique natural areas within Crook County County.
The Crook County ecosystem supports 77 documented wildlife species across 63 taxonomic genera. Located in Crook County, Wyoming, this area provides critical habitat with diverse natural communities. The location hosts 16 frequently observed species and 15 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. Compared to nearby Pine Haven, Crook County hosts 7600% more species diversity. This location ranks #44 for species diversity among 100 Crook County County natural areas, placing it in the 56th percentile for biodiversity.