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
Black-billed Cuckoo. Fyn Kynd CC BY 2.0

invasive

Black-Billed Cuckoo

Bird - Coccyzus erythropthalmus

Black-capped Chickadee perched on a tree branch.

invasive

Black-capped Chickadee

Bird - Poecile atricapillus

Black Footed Ferret. Ryan Jones/CPW

invasive

Federally Endangered, State Endangered

Black-Footed Ferret

Mammal - Mustela nigripes

Black-necked garter snake, NPS

invasive

Black-necked Garter Snake

Reptile - Thamnophis cyrtopsis

Black-tailed Jackrabbit, Wayne D. Lewis

invasive

Black-Tailed Jackrabbit

Mammal - Lepus californicus

bonytail chub illustration by Joseph R. Tomelleri.

invasive

Federally Endangered, State Endangered

Bonytail Chub

Fish - Gila elegans

Boreal chorus frog, Tom Koerner, FWS

invasive

Boreal Chorus Frog

Amphibian - Pseudacris maculata

A person holding a large frog near a river

invasive

State Endangered

Boreal Toad

Amphibian - Bufo boreas boreas, Bufo boreas complex

Brassy Minnow illustration By Ellen Edmondson And Hugh Crisp

invasive

State Threatened

Brassy Minnow

Fish - Hybognathus hankinsoni