Hawk soaring through the sky.

Bird Research

​​The Colorado Parks and Wildlife Avian Research Section conducts applied research on the ecology and management of birds and their habitats around the state. This applied research helps enhance wildlife conservation by answering key public questions about the species.

Hawk soaring through the sky.

Bird Research

​​The Colorado Parks and Wildlife Avian Research Section conducts applied research on the ecology and management of birds and their habitats around the state. This applied research helps enhance wildlife conservation by answering key public questions about the species.

Species Profile List

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290 results
Uncompahgre Fritillary resting on a plant.

invasive

Federally Endangered

Uncompahgre Fritillary

Insect - Boloria improba acrocnema

Ute ladies' tresses orchid in the wild.

invasive

Federally Threatened

Ute Ladies'-tresses Orchid

Plant - Spiranthes diluvialis

Variable Cuckoo Bumble Bee

invasive

Variable Cuckoo Bumble Bee

Insect - Bombus variabilis

Opossum, Diane Borden-Billiot.

invasive

Virginia Opossum

Mammal - Didelphis virginiana

This species needs a photo.

invasive

Water Nymph Crayfish

Crustacean - Orconectes nais

Western Bumble Bee resting on a flower.

invasive

Western Bumble Bee

Insect - Bombus occidentalis

Western Chorus Frog, NPS.

invasive

Western Chorus Frog

Amphibian - Pseudacris triseriata

Western Groundsnake, Matt Berger, CC BY 4.0.

invasive

Western Ground Snake

Reptile - Sonora semiannulata

Western Hognose Snake, NPS.

invasive

Western Hognose Snake

Reptile - Heterodon nasicus

Western Regal Fritillary feeding on a wildflower.

invasive

Western Regal Fritillary

Insect - Argynnis idalia occidentalis

Western small footed myotis, NPS

invasive

Western Small-Footed Myotis

Mammal - Myotis ciliolabrum

Western Narrow-Mouthed Toad, William L. Farr, CC BY-SA 4.0

invasive

State Special Concern

Western/Great Plains Narrow-mouthed Toad

Amphibian - Gastrophryne olivacea