A PDF field guide to the species reported in and around Castle Rock State Park, with common and scientific names and up to 3 photos of each, laid out for use in the field and offline.
The animals people report most often in and around Castle Rock State Park include Dark-Eyed Junco, Turkey, Mallard, Gray Squirrel and Canada Goose. Plants lead the list with 24 species, followed by 14 birds and 5 insects.
The 20 species reported most often here, of 50 in the full guide.
Dark-Eyed Junco
Turkey


Toyon
California Poppy



Mallard