Download a professional PDF field guide featuring all the species found in Challis. Perfect for outdoor adventures, education, and nature exploration.
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Showing 20 most frequently observed species out of 77 total documented species.
Mule Deer
American Robin
Canada Goose
Mountain Bluebird
Kildeer

Salsify
Tree Swallow
Turkey
Osprey

Black-Billed Magpie
Mallard

Willow Flycatcher
Rock Wren

Mountain Cottontail
American Goldfinch

Chukar

Oregon Bitterroot

Hood'S Phlox
Say'S Phoebe
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 Custer County County, Idaho
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 Custer County County.
The Challis ecosystem supports 77 documented wildlife species across 75 taxonomic genera. Located in Custer County, Idaho, 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 Custer County, Challis hosts 5% more species diversity.