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Bird Observations

Date Range:
Jan-Dec, 2023-2023

Colorado

Updated ~39 hr(s) ago.

438 species (+210 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black-bellied Whistling-Duck
Snow Goose
Ross's Goose
Snow x Ross's Goose (hybrid)
Snow/Ross's Goose
Graylag Goose
Swan Goose
Graylag x Swan Goose (hybrid)
Greater White-fronted Goose
Domestic goose sp. (Domestic type)
Brant
Cackling Goose
Snow x Cackling Goose (hybrid)
Ross's x Cackling Goose (hybrid)
Greater White-fronted x Cackling Goose (hybrid)
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Canada Goose
Swan Goose x Canada Goose (hybrid)
Greater White-fronted x Canada Goose (hybrid)
Graylag x Canada Goose (hybrid)
Domestic goose sp. x Canada Goose (hybrid)
Snow x Canada Goose (hybrid)
Ross's x Canada Goose (hybrid)
Cackling/Canada Goose
Snow/Ross's x Cackling/Canada Goose (hybrid)
Mute Swan
Trumpeter Swan
Tundra Swan
Trumpeter/Tundra Swan
swan sp.
goose sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Muscovy Duck
Wood Duck
Blue-winged Teal
Cinnamon Teal
Blue-winged x Cinnamon Teal (hybrid)
Blue-winged/Cinnamon Teal
Northern Shoveler
Cinnamon Teal x Northern Shoveler (hybrid)
Gadwall
Northern Shoveler x Gadwall (hybrid)
Eurasian Wigeon
American Wigeon
Eurasian x American Wigeon (hybrid)
Eurasian/American Wigeon
Mallard
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Muscovy Duck x Mallard (hybrid)
Gadwall x Mallard (hybrid)
American Wigeon x Mallard (hybrid)
Mexican Duck
Mallard x Mexican Duck (hybrid)
Mallard/Mexican Duck
Mallard x American Black Duck (hybrid)
Northern Pintail
Gadwall x Northern Pintail (hybrid)
Mallard x Northern Pintail (hybrid)
Green-winged Teal
teal sp.
dabbling duck sp.
Canvasback
Redhead
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Ring-necked Duck
Greater Scaup
Lesser Scaup
Ring-necked Duck x Lesser Scaup (hybrid)
Tufted Duck x scaup sp. (hybrid)
Greater/Lesser Scaup
Aythya sp.
Harlequin Duck
Surf Scoter
White-winged Scoter
Black Scoter
scoter sp.
Long-tailed Duck
Bufflehead
Common Goldeneye
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Bufflehead x Common Goldeneye (hybrid)
Barrow's Goldeneye
Common x Barrow's Goldeneye (hybrid)
Common/Barrow's Goldeneye
Hooded Merganser
Common Goldeneye x Hooded Merganser (hybrid)
Common Merganser
Red-breasted Merganser
Common/Red-breasted Merganser
merganser sp.
Ruddy Duck
duck sp.
waterfowl sp.
Helmeted Guineafowl
Northern Bobwhite
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Scaled Quail
Gambel's Quail
Wild Turkey
Greater Sage-Grouse
Gunnison Sage-Grouse
Dusky Grouse
Sharp-tailed Grouse
Greater Prairie-Chicken
Lesser Prairie-Chicken
White-tailed Ptarmigan
grouse sp.
Golden Pheasant
Ring-necked Pheasant
Ring-necked/Green Pheasant
Indian Peafowl
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Red Junglefowl
Chukar
Pied-billed Grebe
Horned Grebe
Red-necked Grebe
Eared Grebe
Horned/Eared Grebe
Western Grebe
Clark's Grebe
Western x Clark's Grebe (hybrid)
Western/Clark's Grebe
grebe sp.
Rock Pigeon
Band-tailed Pigeon
Eurasian Collared-Dove
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
African Collared-Dove
Eurasian x African Collared-Dove (hybrid)
Streptopelia sp.
Inca Dove
Common Ground Dove
White-winged Dove
Mourning Dove
pigeon/dove sp.
Greater Roadrunner
Yellow-billed Cuckoo
Lesser Nighthawk
Common Nighthawk
nighthawk sp.
Common Poorwill
nightjar sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black Swift
Chimney Swift
Vaux's Swift
Chimney/Vaux's Swift
White-throated Swift
large swift sp.
swift sp.
Rivoli's Hummingbird
Ruby-throated Hummingbird
Black-chinned Hummingbird
Ruby-throated/Black-chinned Hummingbird
Calliope Hummingbird
Rufous Hummingbird
Rufous/Allen's Hummingbird
Broad-tailed Hummingbird
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Selasphorus sp.
hummingbird sp.
Virginia Rail
Sora
American Coot
Black Rail
rail/crake sp.
Limpkin
Sandhill Crane
Black-necked Stilt
American Avocet
Black-bellied Plover
American Golden-Plover
Black-bellied Plover/golden-plover sp.
Killdeer
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Semipalmated Plover
Piping Plover
Mountain Plover
Snowy Plover
small plover sp.
plover sp.
Upland Sandpiper
Whimbrel
Long-billed Curlew
Hudsonian Godwit
Marbled Godwit
Short-billed Dowitcher
Long-billed Dowitcher
Short-billed/Long-billed Dowitcher
Wilson's Snipe
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Wilson's Phalarope
Red Phalarope
Red-necked Phalarope
Red/Red-necked Phalarope
phalarope sp.
Spotted Sandpiper
Solitary Sandpiper
Lesser Yellowlegs
Willet
Greater Yellowlegs
Lesser/Greater Yellowlegs
Tringa sp.
Ruddy Turnstone
Red Knot
Stilt Sandpiper
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Buff-breasted Sandpiper
Sanderling
Dunlin
Baird's Sandpiper
White-rumped Sandpiper
Least Sandpiper
Pectoral Sandpiper
Western Sandpiper
Semipalmated Sandpiper
Western/Semipalmated Sandpiper
peep sp.
Calidris sp.
Scolopacidae sp.
large shorebird sp.
shorebird sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Long-tailed Jaeger
Pomarine Jaeger
jaeger sp.
Black-legged Kittiwake
Sabine's Gull
Bonaparte's Gull
Laughing Gull
Franklin's Gull
Laughing/Franklin's Gull
Short-billed Gull
Ring-billed Gull
Western Gull
Herring Gull
Great Black-backed Gull
Glaucous Gull
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Herring x Glaucous Gull (hybrid)
Lesser Black-backed Gull
Herring x Lesser Black-backed Gull (hybrid)
California Gull
Glaucous-winged Gull
Herring x Glaucous-winged Gull (hybrid)
Herring/Glaucous-winged Gull
Iceland Gull
Herring/Iceland Gull
Larus sp.
gull sp.
Least Tern
Caspian Tern
Black Tern
Forster's Tern
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Arctic Tern
Common Tern
Forster's/Common Tern
Sterna sp.
tern sp.
gull/tern sp.
Red-throated Loon
Arctic Loon
Pacific Loon
Arctic/Pacific Loon
Common Loon
Yellow-billed Loon
loon sp.
Double-crested Cormorant
Neotropic Cormorant
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Double-crested/Neotropic Cormorant
cormorant sp.
American White Pelican
Brown Pelican
American Bittern
Yellow-crowned Night Heron
Black-crowned Night Heron
Yellow-crowned/Black-crowned Night Heron
Little Blue Heron
Reddish Egret
Snowy Egret
Green Heron
Western Cattle Egret
Great Egret
Great Blue Heron
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
heron sp.
white egret sp.
White Ibis
Glossy Ibis
White-faced Ibis
Glossy x White-faced Ibis (hybrid)
Glossy/White-faced Ibis
Black Vulture
Turkey Vulture
Osprey
Golden Eagle
Mississippi Kite
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sharp-shinned/Cooper's Hawk
American Goshawk
Cooper's Hawk/American Goshawk
Accipiter sp.
Bald Eagle
Golden/Bald Eagle
Common Black Hawk
Harris's Hawk
Red-shouldered Hawk
Broad-winged Hawk
Swainson's Hawk
Zone-tailed Hawk
Red-tailed Hawk
Rough-legged Hawk
Ferruginous Hawk
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Red-tailed x Ferruginous Hawk (hybrid)
Buteo sp.
Buteo/eagle sp.
hawk sp.
eagle sp.
Barn Owl
Flammulated Owl
Western Screech-Owl
Eastern Screech-Owl
Great Horned Owl
Northern Pygmy-Owl
Burrowing Owl
Long-eared Owl
Short-eared Owl
Long-eared/Short-eared Owl
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Boreal Owl
Northern Saw-whet Owl
Boreal/Northern Saw-whet Owl
owl sp.
Belted Kingfisher
Williamson's Sapsucker
Yellow-bellied Sapsucker
Red-naped Sapsucker
Yellow-bellied x Red-naped Sapsucker (hybrid)
Yellow-bellied/Red-naped Sapsucker
Red-naped x Red-breasted Sapsucker (hybrid)
Red-naped/Red-breasted Sapsucker
sapsucker sp.
Lewis's Woodpecker
Red-headed Woodpecker
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Acorn Woodpecker
Red-bellied Woodpecker
American Three-toed Woodpecker
Downy Woodpecker
Ladder-backed Woodpecker
Downy/Ladder-backed Woodpecker
Hairy Woodpecker
Downy/Hairy Woodpecker
Northern Flicker
woodpecker sp.
American Kestrel
Merlin
Peregrine Falcon
Prairie Falcon
large falcon sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
small falcon sp.
falcon sp.
diurnal raptor sp.
Rose-ringed Parakeet
Budgerigar
Olive-sided Flycatcher
Western Wood-Pewee
Eastern Wood-Pewee
Western/Eastern Wood-Pewee
pewee sp. (Contopus sp.)
Yellow-bellied Flycatcher
Acadian Flycatcher
Alder Flycatcher
Willow Flycatcher
Alder/Willow Flycatcher (Traill's Flycatcher)
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Least Flycatcher
Hammond's Flycatcher
Gray Flycatcher
Dusky Flycatcher
Hammond's/Dusky Flycatcher
Gray/Dusky Flycatcher
Western Flycatcher
Empidonax sp.
Black Phoebe
Eastern Phoebe
Black x Eastern Phoebe (hybrid)
Say's Phoebe
phoebe sp.
Vermilion Flycatcher
Ash-throated Flycatcher
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Great Crested Flycatcher
Myiarchus sp.
Cassin's Kingbird
Western Kingbird
Cassin's/Western Kingbird
yellow-bellied kingbird sp.
Eastern Kingbird
Scissor-tailed Flycatcher
new world flycatcher sp.
White-eyed Vireo
Bell's Vireo
Gray Vireo
Yellow-throated Vireo
Cassin's Vireo
Blue-headed Vireo
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Cassin's/Blue-headed Vireo
Plumbeous Vireo
Cassin's/Plumbeous Vireo
solitary vireo sp.
Philadelphia Vireo
Warbling Vireo
Red-eyed Vireo
vireo sp.
Loggerhead Shrike
Northern Shrike
Loggerhead/Northern Shrike
Canada Jay
Pinyon Jay
Steller's Jay
Blue Jay
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Steller's x Blue Jay (hybrid)
Woodhouse's Scrub-Jay
Steller's Jay x Woodhouse's Scrub-Jay (hybrid)
jay sp.
Black-billed Magpie
Clark's Nutcracker
American Crow
Chihuahuan Raven
Common Raven
raven sp.
crow/raven sp.
Black-capped Chickadee
Mountain Chickadee
Black-capped x Mountain Chickadee (hybrid)
Black-capped/Mountain Chickadee
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
chickadee sp.
Juniper Titmouse
Horned Lark
Bank Swallow
Tree Swallow
Violet-green Swallow
Tree/Violet-green Swallow
Purple Martin
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
Cliff/Cave Swallow
swallow sp.
Bushtit
Ruby-crowned Kinglet
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Golden-crowned Kinglet
Ruby-crowned/Golden-crowned Kinglet
White-breasted Nuthatch
Pygmy Nuthatch
Red-breasted Nuthatch
nuthatch sp.
Brown Creeper
Blue-gray Gnatcatcher
Rock Wren
Canyon Wren
House Wren
Pacific Wren
Winter Wren
Pacific/Winter Wren
Sedge Wren
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Marsh Wren
Carolina Wren
Bewick's Wren
wren sp.
American Dipper
European Starling
Gray Catbird
Curve-billed Thrasher
Brown Thrasher
Sage Thrasher
Northern Mockingbird
mimid sp.
Eastern Bluebird
Western Bluebird
Mountain Bluebird
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
bluebird sp.
Townsend's Solitaire
Varied Thrush
Veery
Gray-cheeked Thrush
Swainson's Thrush
Hermit Thrush
Catharus sp.
Wood Thrush
American Robin
thrush sp.
Bohemian Waxwing
Cedar Waxwing
Bohemian/Cedar Waxwing
House Sparrow
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
American Pipit
Sprague's Pipit
pipit sp.
Brambling
Evening Grosbeak
Pine Grosbeak
Gray-crowned Rosy-Finch
Black Rosy-Finch
Brown-capped Rosy-Finch
rosy-finch sp.
House Finch
Purple Finch
House/Purple Finch
Cassin's Finch
Haemorhous sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Common Redpoll
Red Crossbill
Cassia Crossbill
Red/Cassia Crossbill
White-winged Crossbill
crossbill sp.
Pine Siskin
Lesser Goldfinch
American Goldfinch
new world goldfinch sp.
Spinus sp.
finch sp.
Lapland Longspur
Chestnut-collared Longspur
Thick-billed Longspur
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
longspur sp.
Snow Bunting
Cassin's Sparrow
Grasshopper Sparrow
Chipping Sparrow
Clay-colored Sparrow
Black-chinned Sparrow
Field Sparrow
Brewer's Sparrow
Spizella sp.
Black-throated Sparrow
Lark Sparrow
Lark Bunting
American Tree Sparrow
Spizella sp./American Tree Sparrow
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Fox Sparrow
Dark-eyed Junco
White-crowned Sparrow
Golden-crowned Sparrow
Harris's Sparrow
White-throated Sparrow
Zonotrichia sp.
Sagebrush Sparrow
Sagebrush/Bell's Sparrow (Sage Sparrow)
Vesper Sparrow
Nelson's Sparrow
Savannah Sparrow
Baird's Sparrow
Grasshopper/Baird's Sparrow
Song Sparrow
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Lincoln's Sparrow
Swamp Sparrow
Lincoln's/Swamp Sparrow
Canyon Towhee
Rufous-crowned Sparrow
Green-tailed Towhee
Spotted Towhee
Canyon x Spotted Towhee (hybrid)
Eastern Towhee
Spotted x Eastern Towhee (hybrid)
Spotted/Eastern Towhee (Rufous-sided Towhee)
towhee sp.
new world sparrow sp.
Yellow-breasted Chat
Yellow-headed Blackbird
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Bobolink
Western Meadowlark
Eastern Meadowlark
Western/Eastern Meadowlark
Chihuahuan Meadowlark
Western x Chihuahuan Meadowlark (hybrid)
Western/Chihuahuan Meadowlark
Eastern/Chihuahuan Meadowlark
Sturnella meadowlark sp.
Orchard Oriole
Bullock's Oriole
Baltimore Oriole
Bullock's x Baltimore Oriole (hybrid)
Bullock's/Baltimore Oriole
Scott's Oriole
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
new world oriole sp.
Red-winged Blackbird
Brown-headed Cowbird
Rusty Blackbird
Brewer's Blackbird
Rusty/Brewer's Blackbird
Common Grackle
Great-tailed Grackle
grackle sp.
blackbird sp.
Ovenbird
Worm-eating Warbler
Northern Waterthrush
Louisiana/Northern Waterthrush
Golden-winged Warbler
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Blue-winged Warbler
Golden-winged x Blue-winged Warbler (hybrid)
Black-and-white Warbler
Prothonotary Warbler
Tennessee Warbler
Orange-crowned Warbler
Lucy's Warbler
Nashville Warbler
Virginia's Warbler
Leiothlypis sp.
Connecticut Warbler
MacGillivray's Warbler
Mourning Warbler
Kentucky Warbler
Common Yellowthroat
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hooded Warbler
American Redstart
Cape May Warbler
Northern Parula
Magnolia Warbler
Bay-breasted Warbler
Blackburnian Warbler
Yellow Warbler
Chestnut-sided Warbler
Blackpoll Warbler
Black-throated Blue Warbler
Palm Warbler
Pine Warbler
Yellow-rumped Warbler
Yellow-throated Warbler
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Prairie Warbler
Grace's Warbler
Yellow-rumped x Grace's Warbler (hybrid)
Black-throated Gray Warbler
Townsend's Warbler
Yellow-rumped x Townsend's Warbler (hybrid)
Black-throated Green Warbler
Setophaga sp.
Canada Warbler
Wilson's Warbler
Red-faced Warbler
new world warbler sp.
Hepatic Tanager
Summer Tanager
Scarlet Tanager
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Western Tanager
tanager sp. (Piranga sp.)
Northern Cardinal
Pyrrhuloxia
Rose-breasted Grosbeak
Black-headed Grosbeak
Rose-breasted x Black-headed Grosbeak (hybrid)
Rose-breasted/Black-headed Grosbeak
Blue Grosbeak
Lazuli Bunting
Indigo Bunting
Lazuli x Indigo Bunting (hybrid)
Lazuli/Indigo Bunting
Painted Bunting
Passerina sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Dickcissel
passerine sp.
bird sp.

KEY:| = insufficient data | = rare to widespread

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