Office & Parks Winter Weather Closures

Due to expected extreme weather conditions, Denver Colorado Parks and Wildlife Headquarters (including the Call Center), Northeast Region and Littleton Offices, are closing at noon Friday, Nov. 8. Castlewood Canyon State Park is closed. Cherry Creek, Chatfield and Barr Lake Park visitor centers are closed.

Veteran's Day Office Closures

Colorado Parks and Wildlife offices, including park visitor centers, will be closed for the state holiday, Monday, Nov. 11.

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Colorado Parks and Wildlife releases gray wolf onto public land in Grand County, Colorado on Monday, December 18, 2023.

invasive

Federally Endangered, Federally Threatened, State Endangered, State Threatened, State Special Concern

Gray Wolf

Mammal - Canis lupus

Great Basin Spadefoot, NPS

invasive

Great Basin Spadefoot

Amphibian - Spea intermontana

Great Plains Rat Snake, NPS

invasive

Great Plains Ratsnake

Reptile - Pantherophis emoryi

Great Plains Skink, Gary Stolz, FWS

invasive

Great Plains Skink

Reptile - Plestiodon (Eumeces) obsoletus

Great Plains Toad, NPS

invasive

Great Plains Toad

Amphibian - Bufo cognatus, Anaxyrus cognatus

Greater prairie-chicken, Wayne D. Lewis

invasive

Greater Prairie-Chicken

Bird - Tympanuchus cupido

Greater Sage Grouse, Wayne D. Lewis

invasive

Federally Threatened, State Endangered

Greater Sage-Grouse

Bird - Centrocercus urophasianus

Green Toad, Cecelia Alexander, PD

invasive

Green Toad

Amphibian - Bufo debilis, Anaxyrus debilis

Greenback Cutthroat Trout. (c) Joseph R Tomelleri

invasive

Federally Threatened, State Threatened

Greenback Cutthroat Trout

Fish - Oncorhynchus clarkii stomias

Kevyn Jalone/NPS

invasive

Federally Threatened, State Endangered

Grizzly Bear

Mammal - Ursus arctos

Gunnison sage-grouse, Gary Kramer, USFWS, PD

invasive

Federally Threatened, State Endangered

Gunnison Sage-Grouse

Bird - Centrocerus minimus